Question

Calculate the force, if force acting on an object of mass 50 kg produces an acceleration of 5 metre per second square in the object.​

Answer 1

Answer

Ref. image I

for block,

Ref. image II

N=ma

N=20×2

N=40N

for Boy

Ref. image

f−N=ma

f−40=50×2

f=140N

Answer 2

Answer:

2.5 m/s²

Explanation:

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