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PART A: MULTIPLE CHOICE (20 Marks) The following 6 questions are based on the drawing Fa M 1) If M is 10 kg and Fa = 100 N and there is no friction, what will the acceleration of M be? a) 0 m/s b) 10 m/s2 c) 9.8 m/s2 d) 1.02 m/s' 2) Fa = 500 N and Ux = .310. The velocity of the block is 20 m/s. What is M? a) 25 kg b) 1519 kg c) 165 kg d) 245 kg 3) If M is to remain at rest, what is the maximum Fa if M = 20 kg and J. = .350? a) ON b) 103 N c) 7 N d) 68.6 N 4) The block is already in motion but Fr is greater than Fa, what motion is the block experiencing? a) Speeding Up b) Slowing Down c) Positive Acceleration d) Constant Velocity 5) What is Frif M = 50 kg and u = 0? a) ON b) 50 N c) 490 N d) 9.8 N 6) M is moving at a constant velocity and weighs 980 N. If Fa = 100 N what is u = ? a) 0 b) .102 c) .350 d) .0104