Question

The string ABCD is made up of two parts. AB is
inextensible, massless and smooth and BCD is
rough and has a mass M. The String BCD
passes over a light Pulley of radius
The Coefficient of friction between sphere A
of same mass Mand the surface is same as
that of between pulley and string BCD. Find
the coefficient of friction it sphere Ais
impending to slide:​

Answer 1

Explanation:

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