A tennis ball (m = 57 g) hits a wall at an angle of 25 degrees with respect to the normal line (perpendicular to the wall) .The initial speed is 12 m/s and it rebounds with the same speed.Find the magnitude of the impulse delivered by the wall.
A) 0.58 kg m/s
B) 1.2 kg m/s
C) 1.4 kg m/s
D) More information is needed.
Correct Answer:
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