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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 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 5. 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? B. 4.72 m/s C. 5.90 m/s D. 7.35 m/s A. 1.46 m B. 2.00 m C. 2.53 m D. 3.25 m Whie

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 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 5. 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? B. 4.72 m/s C. 5.90 m/s D. 7.35 m/s A. 1.46 m B. 2.00 m C. 2.53 m D. 3.25 m Whie

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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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 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 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? B. 4.72 m/s C. 5.90 m/s D. 7.35 m/s A. 1.46 m 6. Which of the following statements is true for momentum? A. Momentum is a scalar quantity. B. 2.00 m C. 2.53 m D. 3.25 m 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: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 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 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? B. 4.72 m/s C. 5.90 m/s D. 7.35 m/s A. 1.46 m 6. Which of the following statements is true for momentum? A. Momentum is a scalar quantity. B. 2.00 m C. 2.53 m D. 3.25 m 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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