Question

A body of mass 3 kg retarded uniformly from 40 meter per second to 10 meter per second in 10 second find the retarding force.
a) 9N
b) 12N
c) 15N
d) 3N​

Answer 1

Answer:

9N

Explanation:

Use the formula:

F= m×a

and, a=(v-u)/t

U will get the answer as 9 Newtons.

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