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The coefficients of static and dynamic f...

The coefficients of static and dynamic friction are `0.7` and 0.4 The minimum force required to create motion is applied on a body and if it is further continued the acceleration attained by the body in `ms^(-2)` is (`g =10m//s^(2))` .

A

`7`

B

`4`

C

`3`

D

Zero

Text Solution

Verified by Experts

The correct Answer is:
C
`F_("net") = ma, F_(R) =f_(s) - f_(k), a = (mu_(s) -mu_(k))g`
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