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Komal Solanki
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Asked: 2021-11-25T04:51:39+00:00 In:

A force acts on a body of mass 5 kg and changes its velocity from 8 metre per second to 12 metre per second in 4 second, then magnitude of force is

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Poll Results

2.86%[A] 8 N ( 2 voters )
14.29%[B] 4 N ( 10 voters )
78.57%[C] 5 N ( 55 voters )
4.29%[D] 6 N ( 3 voters )
Based On 70 Votes

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According to Newton’s second law of motion.
Force = Rate of change in momentum
F = m(v-u)/t
= 5 (12 – 8)/4
= 5 N

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    1 Answer

    1. [C] 5 N

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