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COM in Collision and Explosion

A force of ...

Question

A force of $98 N$ is required to just start moving a body of mass $100 k g$ over ice. The coefficient of static friction is ( $g = 10 m / s^{2}$ )

A

0.6

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B

0.4

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C

0.2

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D

0.1

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Solution

The correct option is D $0.1$
${(f_{s})}_{m a x} = 98 N μ_{s} \times 100 \times 10 = 98 μ_{s} = 0.098 μ_{s} \approx 0.1$

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