7
QuizMultiple Choice

Impulse and Momentum

Question 7 • [HSPHY] Physics Sem 1 (26-27)

A 0.060 kg ball hits the ground with a speed of –32 m/s. The ball is in contact with the ground for 45 milliseconds and the ground exerts a +55 N force on the ball.

Answer
A
9.3 m/s
B
12 m/s
C
41 m/s
D
73 m/s
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