A pitcher delivers a fast ball with a velocity of 43 m/s to the south. The batter hits the ball and gives it a velocity of 51 m/s to the north. What was the average acceleration of the ball during the 1.0 ms when it was in contact with the bat?
A) 4.3 × 104 m/s2, south
B) 5.1 × 104 m/s2, north
C) 9.4 × 104 m/s2, north
D) 2.2 × 103 m/s2, south
E) 7.0 × 103 m/s2, north
Correct Answer:
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