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A block of mass m is attached with a mas...

A block of mass m is attached with a massless spring of force constant k. The block is placed over a rough inclined surface for which the coefficient of friction is `mu= 3//4.` The minimum value of M required to move the block up the plane is (neglect mass of string, mass of pullely and friction in pulley)

A

`3/5m`

B

`4/5m`

C

`6/5m`

D

`3/2m`

Text Solution

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The correct Answer is:
A
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