Question

2. What force must be applied to a body through a distance of 10 m, such that it does a work of
4000 J. If the mass of body is 20 kg, what is the acceleration of the body?
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Answer 1

Answer:

Force F = work done/displacement

F = 4000J/10m

= 400N

acc. F/m = 400/20

= 20ms-².