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A constant horizontal force of 20 N acts...

A constant horizontal force of 20 N acts on a body on a smooth horizontal plane. The body starts from rest and is observed to move 20 m in two seconds. The mass of the body is

A

4 kg

B

2 kg

C

1 kg

D

0.5 kg

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Verified by Experts

The correct Answer is:
B
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