The absolute potential energy is given as lig = . The negative sign Indicates that Earth's gravitational held for mass "m" Is: A. Repulsive B. Less attractive C. Attractive D. More repulsive less attractive Q.101 The velocity of an object moving in a circle is: A. Constant B. Variable C. Zero D. Negative Q.102 Il you stops your car quickly by wearing seat belts, chance of injury is greatly reduced because seat belt applied: A. Extra force B. Perpendicular force C. Opposite force D. Zero force Q.103 A ball with momentum 8 kg m/s hits a wall and bounces straight back without losing K.E.. The change In momentum of the ball Is: A. 4 Ns B. -16 Ns C. 16 Ns D. 8 Ns