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D . OUN 4. UN 41. A block of mass m is a...

D . OUN 4. UN 41. 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 0.5. M is released from rest when the spring was unstretched. The minimum value of M required to move the block m up the plane is (neglect mass of string and pulley and Fig. 7.289 friction in pulley) b. m/3 c. m/4 d. None of these 000 ) 37 a. m/2 A T the astotom obou

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