(a) Calculate the speed of the sphere as it passes through the lowest point of its path.
|
|
|
- Avice Randall
- 5 years ago
- Views:
Transcription
1 1991 Q33 A sphere of mass 3 kg on the end of a wire is released from rest and swings through a vertical distance of 0.4 m. (Neglect air friction.) (a) Calculate the speed of the sphere as it passes through the lowest point of its path. (b) Explain the effect on the speed at the lowest point, if a sphere of mass 6 kg is used Q32 A trolley of mass 2.0 kg rolls down a slope which makes an angle of 30º with the horizontal. The constant frictional force opposing the motion is 4.0 N. Calculate the size of the resultant force, in newtons, acting on the trolley.
2 1996 Q32 A mooring buoy is tethered to the seabed by a rope which is too short. The buoy floats under the water at high tide. The weight of the buoy is 50 N. (a) (i) Draw a labelled diagram to show all the forces acting on the buoy in the vertical direction. (ii) The tension in the rope is 1200 N. Calculate the buoyancy force. (b) The rope now snaps and the buoy starts to rise. What is the size of the buoyancy force on the buoy when it is just below the surface of the water?
3 1997 Q31 Two ropes are used to pull a boat at constant speed along a canal. Each rope exerts a force of 150 N at 20º to the direction of travel of the boat as shown. (a) Calculate the magnitude of the resultant force exerted by the ropes. (b) What is the magnitude of the frictional force acting on the boat? 1997 Q32 The diagram shows a weather balloon of mass m tethered by a rope to the ground. (a) Draw a sketch of the balloon. Mark and name all the forces acting vertically on the balloon. (b) What is the resultant force acting on the balloon?
4 2001 Q31 A tractor pulls a wagon along a level railway track. The tractor applies a horizontal force of 4.0 kn to the wagon at an angle of 18º as shown. (a) Calculate the component of this force parallel to the track. (b) The wagon, of mass 1.2 x 10 4 kg, accelerates at 0.15 in ms -2. Calculate the size of the frictional force acting on the wagon.
5 1991 Q1 An oil-rig has to be towed to a new operating area in the North Sea. It is towed by horizontal cables attached to two, tugs as shown below. The oil-rig has a mass of 20 x 10 6 kg and is initially at rest. (a) (i) If the forces applied to the oil-rig by the cables are each 1.0 x 10 6 N in the directions shown, what is their resultant force on the oil-rig? (ii) What is the magnitude of the acceleration of the oil-rig just as it moves from rest? (b) The cables continue to exert the same forces on the oil-rig. The acceleration of the oil-rig is continuously monitored and it is found that the acceleration decreases from its initial value. Explain this observation.
6 1993 Q2 A lunar landing craft descends vertically towards the surface of the Moon with a constant speed of 2.0 ms -1. The craft and crew have a total mass of kg. Assume that the gravitational field strength on the Moon is 1.6 Nkg -1. (a) During the first part of the descent the upward thrust of the rocket engine is N. Show that this results in the craft moving with a constant speed. (b) The upward thrust of the engine is increased to N for the last 18 seconds of the descent. (i) Calculate the deceleration of the craft during this time. (ii) What is the speed of the craft just before it lands? (iii) How far is the craft above the surface of the Moon when the engine thrust is increased to N?
7 1995 Q4 A crane is used to lower a concrete block of mass 5.0 x 10 3 kg into the sea. (a) The crane lowers the block towards the sea at a constant speed. Calculate the tension in the cable supporting the block. (b) The crane lowers the block into the sea. The block is held stationary just below the surface of the sea as shown in the diagram below. The tension in the cable is now 2.9 x 10 4 N. (i) Calculate the size of the buoyancy force acting on the block. (ii) Explain how this buoyancy force is produced. (c) The block is now lowered to a greater depth. What effect, if any, does this have on the tension in the cable? Justify your answer.
8 1996 Q2 A child on a sledge slides down a slope which is at an angle of 20º to the horizontal as shown below. The combined weight of the child and the sledge is 400 N. The frictional force acting on the sledge and child at the start of the slide is 20.0 N. (a) (i) Calculate the component of the combined weight of the child and sledge down the slope. (ii) Calculate the initial acceleration of the sledge and child. (b) The child decides to start the slide from further up the slope. Explain whether or not this has any effect on the initial acceleration. (c) During the slide, the sledge does not continue to accelerate but reaches a constant speed. Explain why this happens.
9 1994 Q2 (a) A hot air balloon, of total mass 500 kg, is held stationary by a single vertical rope. (i) Draw a sketch of the balloon. On your sketch, mark and label all the forces acting on the balloon. (ii) When the rope is released, the balloon initially accelerates vertically upwards at 1.5 ms -2. Find the magnitude of the buoyancy force. (iii) Calculate the tension in the rope before it is released. (b) An identical balloon is moored using two ropes, each of which makes an angle of 25º to the vertical, as shown below. By using a scale diagram, or otherwise, calculate the tension in each rope. (c) During a flight, when a hot air balloon is travelling vertically upwards with constant velocity, some hot air is released. This allows cooler air to enter through the bottom of the balloon. Describe and explain the effect of this on the motion of the balloon. You may assume that the volume of the balloon does not change.
10 1991 Q3 A sonar detector, of mass 60 kg, is used for monitoring the presence of dolphins. It is attached by a vertical cable to the sea bed so that the detector is held below the surface of the sea. (a) Explain the cause of the buoyancy force on the detector. (b) Draw a diagram showing the buoyancy force and the other forces acting on the detector. (c) If the buoyancy force has a value of N, what is the value of the tension in the cable attached to the sea bed? (d) The detector is now used at the same depth in fresh 'water. How would this affect the value of the buoyancy force? Justify your answer. [DATA:- Density of water = 1000 kgm -3, Density of sea water = 1020 kgm -3 ]
11 1998 Q1 A trolley of mass 2.0 kg is catapulted up a slope. The slope is at an angle of 20º to the horizontal as shown in the diagram below. The speed of the trolley when it loses contact with the catapult is 3.0 ms -1. The size of the force of friction acting on the trolley as it moves up the slope is 1.3 N. (a) (i) Calculate the component of the weight of the trolley acting parallel to the slope. (ii) Draw a diagram to show the forces acting on the trolley as it moves up the slope and is no longer in contact with the catapult. Show only forces or components of forces acting parallel to the slope. Name the forces. (iii) Show that, as the trolley moves up the slope, it has a deceleration of magnitude 4.0 ms -2. (iv) Calculate the time taken for the trolley to reach its furthest point up the slope. (v) Calculate the maximum distance the trolley travels along the slope. The trolley now moves back down the slope. (b) (i) Draw a diagram to show the forces acting on the trolley as it moves down the slope. Show only forces or components of forces acting parallel to the slope. Name the forces. (ii) The magnitude of the deceleration of the trolley is 4.0 ms -2 as it moves up the slope. Explain why the magnitude of the acceleration is not 4.0 m s -2 when the trolley moves down the slope
12 1998 Q2 A student performs an experiment to study the motion of the school lift as it moves upwards. The student stands on bathroom scales during the lift's journey upwards. The student records the reading on the scales at different parts of the lift's journey as follows. (a) Show that the mass of the student is 60 kg. (b) Calculate the initial acceleration of the lift. (c) Calculate the deceleration of the lift. (d) During the journey, the lift accelerates for 1.0 s, moves at a steady speed for 3.0 s and decelerates for a further 1.0 s before coming to rest. Sketch the acceleration-time graph for this journey.
13 1999 Q2 A bungee jumper is attached to a high bridge by a thick elastic rope as shown. The graph shows how the velocity of the bungee jumper varies with time during the first 6 seconds of a jump. The mass of the bungee jumper is 55 kg. (a) Using the information on the graph, state the time at which the bungee rope is at its maximum length. Justify your answer. (b) Calculate the average unbalanced force, in newtons, acting on the bungee jumper between the points A and B on the graph. (c) Explain, in terms of the force of the rope on the bungee jumper, why an elastic rope is used rather than a rope that cannot stretch very much.
14 2000 Q3(a) A rocket is used to launch a spacecraft. (a) The rocket and spacecraft have a combined mass of 3.0 x 10 5 kg. On lift-off from the Earth, the rocket motors produce a force of 3.6 x 10 6 N. (i) Draw a diagram of the rocket to show the forces acting on the rocket just after lift-off. You must name each force. (ii) Calculate the initial acceleration of the rocket. (iii) Although the force exerted by the rocket motors remains constant, the acceleration of the rocket increases as the rocket rises. Give one reason why this happens.
15 2001 Q4(b) (b) During a dive, a cannon is found. A cable from a crane on a barge is attached to the cannon. The cannon is raised slowly from the seabed at constant speed. The weight of the cannon is 20.0 kn. At A, 40 m below the surface, the tension in the cable is 17.5 kn. The weight of the cable and any friction caused by the water may be neglected. (i) At A, the tension in the cable is less than the weight of the cannon. Name the other force acting on the cannon and state its value. (ii) What is the size of the tension in the cable when the cannon is at B, 30 m below the surface? (iii) What is the size of the tension in the cable when the cannon is at rest at C, above the surface of the sea?
A child places a car of mass 95 g on the track. She adjusts the controller to a power of 4.2 W so the car accelerates from rest for 0.40 s.
1 The picture shows a track for racing toy electric cars. A guide pin fits in a groove in the track to keep the car on the track. A small electric motor in the car is controlled, with a hand-controller,
1 A Mangonel is a type of catapult used to launch projectiles such as rocks. A student made a working model of a Mangonel. crossbar. bucket.
1 A Mangonel is a type of catapult used to launch projectiles such as rocks. A student made a working model of a Mangonel. crossbar bucket arm rubber band string scale handle As the handle is turned, the
A tennis player hits a ball at a height of 2.4 m. The ball has an initial horizontal velocity.
1991 Q31 A tennis player hits a ball at a height of 2.4 m. The ball has an initial horizontal velocity. The ball just passes over the net which is 0.6 m high and 6 m away from her. (Neglect air friction.)
7.3.9 Unbalanced forces
7.3.9 Unbalanced forces 77 minutes 116 marks Page 1 of 33 Q1. The graph shows the results of a test in which a car accelerates to its maximum speed. (a) (i) Describe how the acceleration of the car changes
The diagram below represents the path of a stunt car that is driven off a cliff, neglecting friction.
1. A baseball is thrown at an angle of 40.0 above the horizontal. The horizontal component of the baseball s initial velocity is 12.0 meters per second. What is the magnitude of the ball s initial velocity?
Figure 1. The distance the train travels between A and B is not the same as the displacement of the train.
THE DISTANCE-TIME RELATIONSHIP Q1. A train travels from town A to town B. Figure 1 shows the route taken by the train. Figure 1 has been drawn to scale. Figure 1 (a) The distance the train travels between
Calculate the size of the force(s) acting on Sarah just after the take- off, in position 2 in the above diagram.
MECHANICS: MOTION QUESTIONS High Jump (2017;2) Sarah, a 55.0 kg athlete, is competing in the high jump where she needs to get her body over the crossbar successfully without hitting it. Where she lands,
Calculate the average acceleration during the 4.6 s time interval. Give your answer to an appropriate number of significant figures.
Q1.The diagram below shows an electric two-wheeled vehicle and driver. (a) The vehicle accelerates horizontally from rest to 27.8 m s 1 in a time of 4.6 s. The mass of the vehicle is 360 kg and the rider
PHYSICS 20 Vectors and Dynamics
NEWTONS 1st LAW 1. A 10.00 kg mass is tied to a string with a maximum strength of 100 N. A second string of equal strength is tied to the bottom of the mass. a) If the bottom string is pulled with a jerk
5. A bead slides on a curved wire, starting from rest at point A in the figure below. If the wire is frictionless, find each of the following.
Name: Work and Energy Problems Date: 1. A 2150 kg car moves down a level highway under the actions of two forces: a 1010 N forward force exerted on the drive wheels by the road and a 960 N resistive force.
Page 2. Indicate with ticks ( ) in the table below which of the quantities are vectors and which are scalars. Velocity Speed Distance Displacement
Q1.(a) Indicate with ticks ( ) in the table below which of the quantities are vectors and which are scalars. Velocity Speed Distance Displacement vector scalar (b) A tennis ball is thrown vertically downwards
6. What net external force is required to give a 25 kg suitcase an acceleration of 2.2 m/s2 to the right? Draw a free-body diagram of the suitcase.
HONORS PHYSICS PROBLEM SET NEWTON S LAWS & FORCES ONE DIMENSIONAL FORCES 1. The net external force on the propeller of a 0.75 kg model airplane is 17 N forward. What is the acceleration of the airplane?
PHYSICS 12 NAME: Kinematics and Projectiles Review
NAME: Kinematics and Projectiles Review (1-3) A ball is thrown into the air, following the path shown in the diagram. At 1, the ball has just left the thrower s hand. At 5, the ball is at its original
Instructor: Biswas/Ihas/Whiting PHYSICS DEPARTMENT PHY 2053 Exam 1, 120 minutes October 14, 2009
Instructor: Biswas/Ihas/Whiting PHYSICS DEPARTMENT PHY 2053 Exam 1, 120 minutes October 14, 2009 Name (print, last first): Signature: On my honor, I have neither given nor received unauthorized aid on
Questions. theonlinephysicstutor.com. facebook.com/theonlinephysicstutor. Name: Edexcel Drag Viscosity. Questions. Date: Time: Total marks available:
Name: Edexcel Drag Viscosity Questions Date: Time: Total marks available: Total marks achieved: Questions Q1. A small helium balloon is released into the air. The balloon initially accelerates upwards.
The table below shows how the thinking distance and braking distance vary with speed. Thinking distance in m
Q1.The stopping distance of a car is the sum of the thinking distance and the braking distance. The table below shows how the thinking distance and braking distance vary with speed. Speed in m / s Thinking
REVIEW : KINEMATICS
1 REVIEW 5-4-16: KINEMATICS Kinematics-Defining Motion 1 A student on her way to school walks four blocks east, three blocks north, and another four blocks east, as shown in the diagram. Compared to the
Regents Exam Practice: Measurement, Kinematics, Free Fall, PJM, and UCM
Regents Exam Practice: Measurement, Kinematics, Free Fall, PJM, and UCM 1. Which quantity and unit are correctly paired? 2. Which is a derived unit? meter second kilogram Newton 3. The fundamental unit
Angle Projectiles Class:
Angle Projectiles Class: Name: Date: 1. The diagram here represents a ball being kicked by a foot and rising at an angle of 30 from the horizontal. The ball has an initial velocity of 5.0 meters per second.
Kinematics-Projectiles
1. A volleyball hit into the air has an initial speed of 10 meters per second. Which vector best represents the angle above the horizontal that the ball should be hit to remain in the air for the greatest
Physics 8, Fall 2017, Homework #5. Due at start of class on Friday, October 13, 2017
Physics 8, Fall 2017, Homework #5. Due at start of class on Friday, October 13, 2017 Problems marked with (*) must include your own drawing or graph representing the problem and at least one complete sentence
Force, Motion and Energy Review
NAME Force, Motion and Energy Review 1 In the picture to the right, two teams of students are playing tug-of-war. Each team is pulling in the opposite direction, but both teams are moving in the same direction.
DYNAMICS PROBLEM SOLVING
DYNAMICS PROBLEM SOLVING 1. An elevator of mass 800 kg accelerates at 3.0 m/s 2 [down]. What force does the cable exert on the elevator? (5400 N) 2. The engine of a train has a mass of 5.0 x 10 4 kg. It
BROCK UNIVERSITY. Name: Student #: Page 1 of 12
Name: Student #: BROCK UNIVERSITY Page 1 of 12 Final Exam: July 2016 Number of pages: 12 (+ formula sheet) Course: PHYS 1P21/1P91 Number of students: 104 Examination date: 9 July 2016 Number of hours:
QUESTION 1. Sketch graphs (on the axes below) to show: (1) the horizontal speed v x of the ball versus time, for the duration of its flight;
QUESTION 1 A ball is thrown horizontally from a cliff with a speed of 10 ms -1 shown in the diagram at right. Neglecting the effect of air resistance and taking gravitational acceleration to be g = +9.8ms
QUESTION 1. Sketch graphs (on the axes below) to show: (1) the horizontal speed v x of the ball versus time, for the duration of its flight;
QUESTION 1 A ball is thrown horizontally from a cliff with a speed of 10 ms -1 shown in the diagram at right. Neglecting the effect of air resistance and taking gravitational acceleration to be g +9.8ms
P2a Force, Acceleration and Graphs
P2a Force, Acceleration and Graphs 37 minutes 37 marks 90% - A* 80% - A 70% - B 60% - C 50% - D 40% - E 30% - F 20% - G Page 1 of 11 Q1. (a) The diagram shows two forces acting on an object. What is the
Unit 2 Review: Projectile Motion
Name: Unit 2 Review: Projectile Motion Date: 1. A projectile is fired from a gun near the surface of Earth. The initial velocity of the projectile has a vertical component of 98 meters per second and a
Assignment 1 Unit 3 Work, Power, Efficiency, and Potential Energy Name: Multiple Choice. Show workings where necessary.
Assignment 1 Unit 3 Work, Power, Efficiency, and Potential Energy Name: Multiple Choice. Show workings where necessary. 1. In which situation is work not done? A) a frozen turkey is carried upstairs B)
time v (vertical) time
NT4E-QRT20: PROJECTILE MOTION FOR TWO ROCKS VELOCITY AND ACCELERATION GRAPHS II Two identical rocks are thrown horizontally from a cliff with Rock A having a greater velocity at the instant it is released
Physics 11 Unit III Practice Test Projectile Motion. Instructions: Pick the best answer available in Part A and Show all your work for Part B
Physics 11 Unit III Practice Test Projectile Motion Instructions: Pick the best answer available in Part A and Show all your work for Part B 1. Which of the following is constant for all projectiles? A.
7.3.5 Force Diagrams. 115 minutes. 161 marks. Page 1 of 47
7.3.5 Force Diagrams 115 minutes 16s Page 1 of 47 Q1. The diagram shows a firework rocket. (a) Three forces act as the rocket flies through the air. Which arrows show the directions of these three forces?.........
PYP 001 First Major Exam Code: Term: 161 Thursday, October 27, 2016 Page: 1
Term: 161 Thursday, October 27, 2016 Page: 1 *Read the following (20) questions and choose the best answer: 1 The motion of a swimmer during 30.0 minutes workout is represented by the graph below. What
Mechanical Energy I. Name: Date: Section C D F. Mr. Alex Rawson Physics
Name: Date: Section C D F Mechanical Energy I Mr. Alex Rawson Physics 1. One of the two Olympic weightlifting events is called the Clean and Jerk, shown below. As of Athens 2004, the record for Clean and
Appendix : Categorization Task. Instructions
Appendix : Categorization Task Instructions Your task is to group the 25 problems below based upon similarity of solution into various groups on the sheet of paper provided. Problems that you consider
Higher Projectile Motion Questions
Higher Projectile Motion Questions 1. a) Name the two components of motion in projectiles. b) What is the acceleration on Earth for each of these two components. 2. A pencil case is dropped vertically
- a set of known masses, - four weight hangers, - tape - a fulcrum upon which the meter stick can be mounted and pivoted - string - stopwatch
1. In the laboratory, you are asked to determine the mass of a meter stick without using a scale of any kind. In addition to the meter stick, you may use any or all of the following equipment: - a set
General Physics Physics 101 Test #1 Fall 2018 Friday 9/21/18 Prof. Bob Ekey
General Physics Physics 101 Test #1 Fall 2018 Friday 9/21/18 Prof. Bob Ekey Name (print): I hereby declare upon my word of honor that I have neither given nor received unauthorized help on this work. Signature:
Physics Acceleration and Projectile Review Guide
Physics Acceleration and Projectile Review Guide Name: Major Concepts 1-D motion on the horizontal 1-D motion on the vertical Relationship between velocity and acceleration https://www.khanacademy.org/science/physics/one-dimensional-motion/acceleration-tutorial/a/acceleratio
Flying High. HHJS Science Week Background Information. Forces and Flight
Flying High HHJS Science Week 2013 Background Information Forces and Flight Flight Background Information Flying is defined as controlled movement through the air. Many things can become airborne but this
NAME:... SCHOOL: LINEAR MOTION. Answer ALL questions in this paper in the spaces provided.
NAME:.... SCHOOL: DATE:... LINEAR MOTION INSTRUCTIONS TO CANDIDATES Answer ALL questions in this paper in the spaces provided. 1. Two forces that act on a moving cyclist are the driving force and the resistive
Kinematics Review. What distance did the object travel in moving from point A to point B? A) 2.5 m B) 10. m C) 20. m D) 100 m
Kinematics Review 1. Base your answer to the following question on the diagram below which represents a 10-kilogram object at rest at point A. The object accelerates uniformly from point A to point B in
MECHANICS: VECTORS QUESTIONS. Janet s car and springs (2015;3)
MECHANICS: VECTORS QUESTIONS Janet s car and springs (2015;3) Janet arrives home. She parks the car on a slope that is at 12 to the horizontal, as shown in the diagram Draw labelled arrows to show the
Honors/AP Physics 1 Homework Packet #2
Section 3: Falling Objects Honors/AP Physics 1 Homework Packet #2 1. A ball is dropped from a window 10 m above the sidewalk. Determine the time it takes for the ball to fall to the sidewalk. 2. A camera
Cutnell/Johnson Physics
Cutnell/Johnson Physics Classroom Response System Questions Chapter 3 Kinematics in Two Dimensions Interactive Lecture Questions 3.1.1. A truck drives due south for 1.2 km in 1.5 minutes. Then, the truck
AP Physics B Fall Final Exam Review
Name: Date: AP Physics B Fall Final Exam Review 1. The first 10 meters of a 100-meter dash are covered in 2 seconds by a sprinter who starts from rest and accelerates with a constant acceleration. The
Exam Unit 5: Motion and Forces
Exam Unit 5: Motion and Forces 1. Aleshia is moving forward at constant speed of 2 m/s. Which statement correctly describes Aleshia s movement? A. Her speed is increasing by 2 m/s every second. B. She
mass of container full of air = g mass of container with extra air = g volume of air released = cm 3
1992 Q32 The air pressure inside the passenger cabin of an airliner is 9 x 10 4 Pa when the airliner is at its cruising height. The pressure of the outside atmosphere at this height is 4 x 10 4 Pa. Calculate
Physics 2204 Review for test 3 Vectors and The first four sections of Unit 2
Physics 2204 Review for test 3 Vectors and The first four sections of Unit 2 1 You set out in a canoe from the east shore of a south-flowing river. To maximize your velocity relative to the shore you should
1. downward 3. westward 2. upward 4. eastward
projectile review 1 Name 11-DEC-03 1. A baseball player throws a ball horizontally. Which statement best describes the ball's motion after it is thrown? [Neglect the effect of friction.] 1. Its vertical
TEACHER ANSWER KEY December 10, Projectile Review 1
Projectile Review 1 TEACHER ANSWER KEY December 10, 2004 4 1. A baseball player throws a ball horizontally. Which statement best describes the ball's motion after it is thrown? [Neglect the effect of friction.]
Unit conversions: 9. An defensive lineman weighs 330 pounds. What is his mass in kg (given 2.2 pounds = 1 kg)? 330 lb 1 kg. 2.2 lb 10.
Practice exam semester 1 physics Walk this Way Activity, Graph Sketching and Recognition, Sonic Ranger Lab: Use the graph to the right for q s 1-3 1. Which object(s) is (are) not moving? 2. Which change
Name: SOLUTIONS MIDTERM 2, Spring 2019
Name: SOLUTIONS MIDTERM 2, Spring 2019 Solutions in bold. Print your name clearly above, and write and bubble in your student 800 number on the provided scantron. There are 20 equally-weighted problems
. In an elevator accelerating upward (A) both the elevator accelerating upward (B) the first is equations are valid
IIT JEE Achiever 2014 Ist Year Physics-2: Worksheet-1 Date: 2014-06-26 Hydrostatics 1. A liquid can easily change its shape but a solid cannot because (A) the density of a liquid is smaller than that of
NEWTON S LAWS OF MOTION
NEWTON S LAWS OF MOTION Force The ability to cause a change in a state of motion of an object (Vector) The only thing that can cause an object to accelerate is a Force An object at rest will remain at
Describing a journey made by an object is very boring if you just use words. As with much of science, graphs are more revealing.
Distance vs. Time Describing a journey made by an object is very boring if you just use words. As with much of science, graphs are more revealing. Plotting distance against time can tell you a lot about
Physics 117A Exam #1 Fall 2006
Physics 117A Exam #1 Fall 2006 Only calculators and pens/pencils are allowed on your desk. No cell phones or additional scrap paper. You have 1.5 hours to complete the exam. Name Section (Circle): Hutson
Slide 5 / What is the difference between the pressure on the bottom of a pool and the pressure on the water surface? A ρgh B ρg/h C ρ/gh D gh/ρ
Slide 1 / 47 1 Two substances mercury with a density 13600 kg/m3 and alcohol with a density 800 kg/m3 are selected for an experiment. If the experiment requires equal masses of each liquid, what is the
Detailed study 3.4 Topic Test Investigations: Flight
Name: Billanook College Detailed study 3.4 Topic Test Investigations: Flight Ivanhoe Girls Grammar School Questions 1 and 2 relate to the information shown in the diagram in Figure 1. z Question 1 y Figure
A force can be measured using an instrument called a force meter (sometimes called a newton meter or spring balance)
Forces A force is any kind of PUSH or PULL. The unit of force is the newton (N). A force can be measured using an instrument called a force meter (sometimes called a newton meter or spring balance) Using
Big Ideas 3 & 4: Kinematics 1 AP Physics 1
Big Ideas 3 & 4: Kinematics 1 AP Physics 1 1. A ball is thrown vertically upward from the ground. Which pair of graphs best describes the motion of the ball as a function of time while it is in the air?
PHYS 101 Previous Exam Problems
PHYS 101 Previous Exam Problems CHAPTER 14 Fluids Fluids at rest pressure vs. depth Pascal s principle Archimedes s principle Buoynat forces Fluids in motion: Continuity & Bernoulli equations 1. How deep
Standard Grade Physics Measuring Motion Name: Class: Teacher:
Standard Grade Physics Measuring Motion Text and page layout copyright Martin Cunningham 25. Majority of clipart copyright www.clipart.com 25. EAT FRUIT F R U Name: Class: Teacher: !+-..( #-/ #-/.. / )#
Physics Final Exam Review Fall 2013
Physics Final Exam Review Fall 2013 The lines on the graph represent displacement vectors for the route along which a person moves. Use the figure to answer problems 1 2. 1. What is the total distance
6 Motion in Two Dimensions BIGIDEA Write the Big Idea for this chapter.
6 Motion in Two Dimensions BIGIDEA Write the Big Idea for this chapter. Use the What I Know column to list the things you know about the Big Idea. Then list the questions you have about the Big Idea in
Level 2 Physics, 2012
91171 911710 2SUPERVISOR S Level 2 Physics, 2012 91171 Demonstrate understanding of mechanics 2.00 pm Wednesday 14 November 2012 Credits: Six Achievement Achievement with Merit Achievement with Excellence
During part of the journey the car is driven at a constant speed for five minutes.
Q1.The figure below shows the horizontal forces acting on a car. (a) Which one of the statements describes the motion of the car? Tick one box. It will be slowing down. It will be stationary. It will have
Exploration Series. HOT AIR BALLOON Interactive Physics Simulation Page 01
HOT AIR BALLOON ------- Interactive Physics Simulation ------- Page 01 How do you control a hot air balloon? A hot air balloon floats because atmospheric pressure is greatest closer to the ground. The
Level 3 Cambridge Technical in Engineering 05822/05823/05824/05825/05873 Unit 3: Principles of mechanical engineering
Level 3 Cambridge Technical in Engineering 05822/05823/05824/05825/05873 Unit 3: Principles of mechanical engineering Monday 16 January 2017 Afternoon Time allowed: 1 hour 30 minutes You must have: the
Physics P201 D. Baxter/R. Heinz
Seat # Physics P201 D. Baxter/R. Heinz EXAM #1 September 20, 2001 7:00 9:00 PM INSTRUCTIONS 1. Sit in SEAT # given above. 2. DO NOT OPEN THE EXAM UNTIL YOU ARE TOLD TO DO SO. 3. Print your name (last name
AQA P2.1.2 Forces and motion
AQA P2.1.2 Forces and motion 90 minutes 90 marks Page 1 of 23 Q1. The graph shows the distance a person walked on a short journey. (a) Choose from the phrases listed to complete the statements which follow.
Ch06 Work and Energy.notebook November 10, 2017
Work and Energy 1 Work and Energy Force = push or pull Work = force*distance (//) Technically: Work = force*distance*cos θ 2 Sample 1: How much work is done lifting a 5 N weight 3m vertically? 3 Work is
Physics 2048 Test 2 Dr. Jeff Saul Spring 2001
Physics 2048 Test 2 Dr. Jeff Saul Spring 2001 Name: Table: Date: READ THESE INSTRUCTIONS BEFORE YOU BEGIN Before you start the test, WRITE YOUR NAME ON EVERY PAGE OF THE EXAM. Calculators are permitted,
1. Determine his speed when he reaches the photo radar car.
Physics Unit Review 5 Use the following information to answer the next two questions. Mr. Buffi is cruising at 18.9 m/s when he sees a suspicious car (perhaps a photo radar car?) parked on the side of
FLOATING AND SINKING
NAME SCHOOL INDEX NUMBER DATE FLOATING AND SINKING 1. 1994 Q5a P2 (a) State Archimedes s principal (1 mark) 2. 1996 Q29 P1 A solid copper sphere will sink in water while a hollow copper sphere of the same
Chapter 6. You lift a 10 N physics book up in the air a distance of 1 meter at a constant velocity of 0.5 m/s. The work done by gravity is
I lift a barbell with a mass of 50 kg up a distance of 0.70 m. Then I let the barbell come back down to where I started. How much net work did I do on the barbell? A) - 340 J B) 0 J C) + 35 J D) + 340
2 Available: 1390/08/02 Date of returning: 1390/08/17 1. A suction cup is used to support a plate of weight as shown in below Figure. For the conditio
1. A suction cup is used to support a plate of weight as shown in below Figure. For the conditions shown, determine. 2. A tanker truck carries water, and the cross section of the truck s tank is shown
1. Which one of the following is a vector quantity? A. time B. speed C. energy D. displacement
1. Which one of the following is a vector quantity? A. time B. speed C. energy D. displacement 2. A car is travelling at a constant speed of 26.0 m/s down a slope which is 12.0 to the horizontal. What
NAME:... SCHOOL: FORCE INSTRUCTIONS TO CANDIDATES. Answer ALL questions in this paper in the spaces provided.
NAME:.... SCHOOL: DATE:... FORCE INSTRUCTIONS TO CANDIDATES Answer ALL questions in this paper in the spaces provided. 1. Sally pulls a sledge in the snow. friction F (a) (i) Draw an arrow on the rope
1. The graph below shows how the velocity of a toy train moving in a straight line varies over a period of time.
1. The graph below shows how the velocity of a toy train moving in a straight line varies over a period of time. v/m s 1 B C 0 A D E H t/s F G (a) Describe the motion of the train in the following regions
Cambridge International Examinations Cambridge International General Certificate of Secondary Education
Cambridge International Examinations Cambridge International General Certificate of Secondary Education *8269683414* PHYSICS 0625/31 Paper 3 Extended October/November 2014 1 hour 15 minutes Candidates
Unit Conversion Worksheet
Name: Period Date: Unit Conversion Worksheet Conversions 1 hour = 3600 seconds 1 mile = 5280 feet 1 yard = 3 feet 1 meter = 3.28 feet 1 km = 0.62 miles 1 light second = 300,000,000 meters 1 kg = 2.2 lbs
(i) Write down equations for x and y in terms of t. (iii) Find the range of the golf ball.
1 A golf ball is hit at an angle of 60 to the horizontal from a point, O, on level horizontal ground. Its initial speed is 20 m s 1. The standard projectile model, in which air resistance is neglected,
P2c Energy and Momentum Advanced
P2c Energy and Momentum Advanced 47 minutes 47 marks Page 1 of 11 Q1. The picture shows players in a cricket match. (a) A fast bowler bowls the ball at 35 m/s. The ball has a mass of 0.16 kg. Use the equation
Irrigation &Hydraulics Department lb / ft to kg/lit.
CAIRO UNIVERSITY FLUID MECHANICS Faculty of Engineering nd Year CIVIL ENG. Irrigation &Hydraulics Department 010-011 1. FLUID PROPERTIES 1. Identify the dimensions and units for the following engineering
CASE STUDY FOR USE WITH SECTION B
GCE A level 135/01-B PHYSICS ASSESSMENT UNIT PH5 A.M. THURSDAY, 0 June 013 CASE STUDY FOR USE WITH SECTION B Examination copy To be given out at the start of the examination. The pre-release copy must
AP Physics 1 Lesson 4 Homework Outcomes Quiz 4 Preparation. Name. Date. Period
Physics 1 Lesson 4 Homework Outcomes Quiz 4 Preparation Name Date Period Practice Problems I. A continuous force of 2.0 N is exerted on a 2.0 kg block to the right. The block moves with a constant horizontal
Physics P201 D. Baxter/R. Heinz
Seat # Physics P201 D. Baxter/R. Heinz EXAM #1 September 26, 2002 7:00 9:00 PM INSTRUCTIONS 1. Sit in SEAT # given above. 2. DO NOT OPEN THE EXAM UNTIL YOU ARE TOLD TO DO SO. 3. Print your name (last name
SF016: PAST YEAR UPS QUESTIONS
CHAPTER 2: KINEMATICS OF LINEAR MOTION Session 205/206. (a)(i) If the object has zero acceleration, what happen to its velocity? Explain your answer. (ii) A car is initially at rest at =0. It then accelerates
1. Find the potential energy of 20 Kg mass child sitting on a roof 10 m above the ground.
LECTURE_8 Name: ID: DATE: 22/04/2015 101 PHYS ASSIGNMENT 1. Find the potential energy of 20 Kg mass child sitting on a roof 10 m above the ground. 2. A women is pulling a box of 20 Kg mass on a horizontal
3. A fluid is forced through a pipe of changing cross section as shown. In which section would the pressure of the fluid be a minimum?
AP Physics Multiple Choice Practice Fluid Mechanics 1. A cork has weight mg and density 5% of water s density. A string is tied around the cork and attached to the bottom of a water-filled container. The
Honors Physics Semester 2 Final Exam Review
Honors Physics Semester 2 Final Exam Review 1600 kg 800 kg 9 m/s A truck with mass 1600 kg collides with a car with mass 800 kg at rest. They stick together and continue to move to the right. 1. What is
Practice Test: Vectors and Projectile Motion
ame: Practice Test: Vectors and Projectile Motion Part A: Multiple Choice [15 points] 1. A projectile is launched at an angle of 30 0 above the horizontal. eglecting air resistance, what are the projectile
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
Exam Name MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) Hang from a pair of gym rings and the upward support forces of the rings will always
Old-Exam.Questions-Ch-14 T072 T071
Old-Exam.Questions-Ch-14 T072 Q23. Water is pumped out of a swimming pool at a speed of 5.0 m/s through a uniform hose of radius 1.0 cm. Find the mass of water pumped out of the pool in one minute. (Density
WONDERLAB: THE EQUINOR GALLERY. The science and maths behind the exhibits 30 MIN INFORMATION. Topic FORCES. Age
WONDERLAB: THE EQUINOR GALLERY and maths s INFORMATION Age 7 11 11 14 Topic FORCES 30 MIN Location LEVEL 3, SCIENCE MUSEUM, LONDON What s the science? What more will you wonder? and maths s Wonderlab:
3. Approximately how far will an object near Earth's surface fall in 3.0 seconds? m m m m
Page 1 of 5 Sub work 10-10-02 Name 12-OCT-03 1. A car travels a distance of 98 meters in 10. seconds. What is the average speed of the car during this 10.-second interval? 1. 4.9 m/s 3. 49 m/s/ 2. 9.8
5. The magnitude of a vector cannot be smaller than the magnitude of any of its components. TRUE FALSE
Physics 1 Exam 2 Practice S14 Name: Show work for ANY credit. Box answers. Assume 3 significant figures! Ignore air resistance. NEATNESS COUNTS. Conceptual Questions. (2 points each) 1. A 100 g ball rolls
The water supply for a hydroelectric plant is a reservoir with a large surface area. An outlet pipe takes the water to a turbine.
Fluids 1a. [1 mark] The water supply for a hydroelectric plant is a reservoir with a large surface area. An outlet pipe takes the water to a turbine. State the difference in terms of the velocity of the
Prelab for the Ballistic Pendulum
Ballistic Pendulum 1 Prelab for the Ballistic Pendulum 1. Write the general horizontal and vertical motion Kinematics equations for a horizontally launched projectile. 2. Write the relevant Conservation