A race car has a mass of 710kg. It starts from rest and speeds up to 12m/s in 12.0s. The car is uniformly accelerated during the entire time

Question

A race car has a mass of 710kg. It starts from rest and speeds up to 12m/s in 12.0s. The car is uniformly accelerated during the entire time. What net force is applied to it?

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Gia Bảo 1 year 2021-09-03T15:12:19+00:00 1 Answers 12 views 0

Answers ( )

  1. minhkhang
    0
    2021-09-03T15:13:54+00:00
    Reply

    First calcualte the acceleration =V/t=12/12=1m/s2
    Second calcualte the net force according to the Newton second law
    F=ma=710×1=710N

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