Physics > TEST BANKS > PHYSICS 101AP1_Practice_Test_MC_Solutions_Final. ALL ANSWERS CORRECT. GRADED A. (All)
PHYSICS 101AP1_Practice_Test_MC_Solutions_Final. ALL ANSWERS CORRECT. GRADED A.
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1. An object is moving to the right with speed vi when a force of magnitude F is exerted on it. In which of the following situations is the object’s direction of motion changing and kinetic energy... decreasing at the instant shown? 2. A ball is suspended by a lightweight string, as shown in the figure above. The ball is displaced to position 1 and released. The four labeled positions are evenly spaced along the arc of the ball’s motion. Between which adjacent pairs of positions is the change in kinetic energy of the ball greatest? (A) 1 and 2 (B) 2 and 3 (C) 3 and 4 (D) The change is the same for all adjacent pairs [Show More]
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