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A block of mass 'M' is slipping down on ...

A block of mass 'M' is slipping down on a rough inclined of inclination `alpha` with horizontal with a constant velocity. The magnitude and direction of total reaction from the inclined plane on the block is :

A

`Mg sin alpha` down the inclined

B

less than `Mg sin alpha` down the inclined

C

Mg upwards

D

Mg down wards

Text Solution

Verified by Experts

The correct Answer is:
c
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Knowledge Check

  • A block of mass m slides down a rough inclined plane of inclination theta with horizontal with zero initial velocity. The coefficient of friction between the block and the plane is mu with theta gt tan^(-1)(mu) . Rate of work done by the force of friction at time t is

    A
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