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a. An object encounters a force for 6 milliseconds (ms) as shown in the figure. What is the F, IN) object between 2 ms and 6 ms? r (ms) d. 2 Nes merry-go-round takes 10.0 s to make one rotation. What is its angular speed a. 0.63 rad/s c. 0.1 radys d. 10 rad b. 62.8 rad/ car traveling with velocity v has kinetic energy K. If its kinetic energy increases to 4K, its new ve be: a. 4v b. 2v d.¼v 1. A 12 cm spring exerts a force with magnitude F when it is compressed to 10 cm. What will be the m the force exerted by it when it is stretched to 16 cm? a. 4F d. 2F -12. Which of the following statements does not describe force? a. b. c. d. Force causes objects at rest to remain stationary. Force causes objects to start moving. Force causes objects to stop moving. Force causes objects to change direction. A 45° angle is equivalent to a. 45 13. radians. c. 0.79 d. 1.57 Vehicle A of mass 1500 kg is traveling with a speed of S0 m/s. What must be the speed of Ve 2500 kg for it to have the same momentum? a. 50 m/s b. 42 m/s 14. c. 83 m/s d. 30 m/s

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1 000 d t 2(3-14)-0.68 2 56 melatih Is Dauhkd-

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