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Physical World

Question

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A body of mass 0.1 kg attains a velocity of 10 ms' in 0.1 sec. The force acting on the body is

10N

0.01N

0.1N

100N

Solution

A.

10N

$F = ma = m \times \frac{∆ V}{∆ t} = 0.1 \times \frac{10}{0.1} = 10 N$

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