The average force needed to change the velocity of 22000 kg bus from rest to 13.6 ms–1 in 10.5 s is
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Answer:
28495.2 N
Explanation:
According to Newton's second law of motion,
Force is the rate of change of momentum. Therefore force required will be equal to change in momentum by time.
= (mv - mu)/t
Here, u = 0
= mv/t
= 22000 × 13.6 ÷ 10.5
= 28495.2 N
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