_1. The final momentum of a moving soccer ball is increased if the A. force acting on it is increased C. velocity is increased 2. Which has a greater momentum, a large car moving at 30.0 m/s or a small car moving at 30.0 m/s? A. the large car C. Both cars 3. A hammer falling at the rate of 3.00 m/s from the top of a tower accidentally hits the head of a man who is passing by. How could the impact force experienced by the man be reduced? B. time of contact is increased D. impulse is decreased B. the small car D. None of the above A. decrease the man's velocity C. decrease the impact time B. decrease the man's mass D. increase the impact time

College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
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I.
Multiple Choice. Read carefully and analyze the each of the following statements then choose the
best answer from the selection. Write the letter of your choice before the Item No.
_1. The final momentum of a moving soccer ball is increased if the
A. force acting on it is increased
C. velocity is increased
2. Which has a greater momentum, a large car moving at 30.0 m/s or a small car moving at 30.0 m/s?
A. the large car
C. Both cars
3. A hammer falling at the rate of 3.00 m/s from the top of a tower accidentally hits the head of a man
B. time of contact is increased
D. impulse is decreased
B. the small car
D. None of the above
who is passing by. How could the impact force experienced by the man be reduced?
B. decrease the man's mass
A. decrease the man's velocity
C. decrease the impact time
4. A boy, whose mass is 50.0 kg, is running very fast at the rate of 5.00 m/s when he jumps onto a
D. increase the impact time
stationary cart with a mass of 3.00 kg. Assuming that the boy and the cart move together, what is their
common velocity?
A. 3.75 m/s
B. 4.72 m/s
C. 5.90 m/s
D. 7.35 m/s
15. A tennis ball is dropped from a height of 3.50 m onto the floor. If the coefficient of restitution
between floor and ball is 0.85, how high will the ball bounce?
C. 2.53 m
6. Which of the following statements is true for momentum?
A. 1.46 m
B. 2.00 m
D. 3.25 m
A. Momentum is a scalar quantity.
B. The standard unit on momentum in the MKS is the Joule.
C. Ap object with mass only will have momentum.
D. An object with a' velocity has momentum.
7. Which of the following statements is true about impulse?
A. Impulse is an example of a force:
B. In a collision, the net impulse experienced by an object is equal to its momentum change.
C. Stationary objects experience impulse.
D. The standard unit for impulse is the N m.
8. All the following statements about collisions are true EXCEPT?
A. Two colliding bodies, will exert equal forces upon each other even if their masses are different.
B. In collision, a body always experiences an impulse and a change in momentum.
C. In collision, the impulse which a body experiences is the same as its velocity.
D. In collision, two colliding bodies could have varied acceleration values.
9. Which of the following statements is true about momentum?
A. Most collisions tend to be partially elastic then become completely elastic.
B. Momentum is only conserved in elastic collision but not in inelastic collision.
C. The kinetic energy of an object remains constant during an elastic collision.
D. Elastic collisions occur when the collision force is a non-contact force.
90 • IMPULSE AND MOMENTUM
10. Which of the following has the greatest amount of momentum in relation to the earth?
A. a mountain climber trailing Mt. Apo
B. a delivery truck speeding along a highway
C. a car truck parked in a parking lot
D. the Social Science building on the university campus
Transcribed Image Text:I. Multiple Choice. Read carefully and analyze the each of the following statements then choose the best answer from the selection. Write the letter of your choice before the Item No. _1. The final momentum of a moving soccer ball is increased if the A. force acting on it is increased C. velocity is increased 2. Which has a greater momentum, a large car moving at 30.0 m/s or a small car moving at 30.0 m/s? A. the large car C. Both cars 3. A hammer falling at the rate of 3.00 m/s from the top of a tower accidentally hits the head of a man B. time of contact is increased D. impulse is decreased B. the small car D. None of the above who is passing by. How could the impact force experienced by the man be reduced? B. decrease the man's mass A. decrease the man's velocity C. decrease the impact time 4. A boy, whose mass is 50.0 kg, is running very fast at the rate of 5.00 m/s when he jumps onto a D. increase the impact time stationary cart with a mass of 3.00 kg. Assuming that the boy and the cart move together, what is their common velocity? A. 3.75 m/s B. 4.72 m/s C. 5.90 m/s D. 7.35 m/s 15. A tennis ball is dropped from a height of 3.50 m onto the floor. If the coefficient of restitution between floor and ball is 0.85, how high will the ball bounce? C. 2.53 m 6. Which of the following statements is true for momentum? A. 1.46 m B. 2.00 m D. 3.25 m A. Momentum is a scalar quantity. B. The standard unit on momentum in the MKS is the Joule. C. Ap object with mass only will have momentum. D. An object with a' velocity has momentum. 7. Which of the following statements is true about impulse? A. Impulse is an example of a force: B. In a collision, the net impulse experienced by an object is equal to its momentum change. C. Stationary objects experience impulse. D. The standard unit for impulse is the N m. 8. All the following statements about collisions are true EXCEPT? A. Two colliding bodies, will exert equal forces upon each other even if their masses are different. B. In collision, a body always experiences an impulse and a change in momentum. C. In collision, the impulse which a body experiences is the same as its velocity. D. In collision, two colliding bodies could have varied acceleration values. 9. Which of the following statements is true about momentum? A. Most collisions tend to be partially elastic then become completely elastic. B. Momentum is only conserved in elastic collision but not in inelastic collision. C. The kinetic energy of an object remains constant during an elastic collision. D. Elastic collisions occur when the collision force is a non-contact force. 90 • IMPULSE AND MOMENTUM 10. Which of the following has the greatest amount of momentum in relation to the earth? A. a mountain climber trailing Mt. Apo B. a delivery truck speeding along a highway C. a car truck parked in a parking lot D. the Social Science building on the university campus
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