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In the arrangement shown in fig. pulleys...

In the arrangement shown in fig. pulleys are smooth and massless. Threads are massless and inextensible. Find acceleration of mass `m_(1)`.

A

`( [ 2m_(1)m_(2)+m_(0)(m_(1)-m_(2))]g)/(2m_(1)m_(2)+m_(0)(m_(1)+m_(2)))`

B

`( [ 4m_(1)m_(2)+m_(0)(m_(1)-m_(2))]g)/(4m_(1)m_(2)+m_(0)(m_(1)+m_(2)))`

C

`( [ 4m_(1)m_(2)-m_(0)(m_(1)-m_(2))]g)/(4m_(1)m_(2)+m_(0)(m_(1)+m_(2)))`

D

none of these

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