A stone of mass 4 kg is dropped from a height. Find the force exerted – McqOptions

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1.	A stone of mass 4 kg is dropped from a height. Find the force exerted by it on ground if acceleration due to gravity is 10 m/s2.
A.	20 N
B.	2.5 N
C.	40 N
D.	0.4 N
Answer» D. 0.4 N

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