Question

7:
Laws of Motion 91
An iron block of mass m = 500 kg is kept at the back of a truck moving at a speed
vo
= 90 km h-1. The driver applies the brakes and slows down to a speed of v =
54 km ht in
10 s. What constant force acts on the block during this time if the block does not slide on the
truck-bed?​

Answer 1

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