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A block B is pushed momentarily along a horizontal surface with an initial velocity v .If u is the coefficient of sliding friction between B and the surface block B will come to rest after time

A block B is pushed momentarily along a horizontal surface with an initial velocity v .If u is the coefficient of sliding friction between B and the surface block B will come to rest after time
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Grade:12th pass

1 Answers

Eshan
askIITians Faculty 2095 Points
5 years ago
Dear student,

f=\mu mg
\implies a=-\mu g
Hence fromv=u+at
0=v-\mu gt\implies t=\dfrac{v}{\mu g}

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