A body of mass 4m hangs from a movable pulley while a mass m is fixed on the ground at the free end as shown. The fixed body is suddenly released. Find the initial acceleration of the 4m body in m s⁻².

Physics · Newtons law of motion and Friction · constrain motion and newton second law in constrain motion

JEE MainsJEE Advanced

A body of mass 4m hangs from a movable pulley while a mass m is fixed on the ground at the free end as shown. The fixed body is suddenly released. Find the initial acceleration of the 4m body in m s⁻².

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