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In the arrangement , shown below pulleys...

In the arrangement , shown below pulleys are massless and frictionless and threads are inextensible , block of mass `m_(1)` will remain at rest if

A

`4/m_(1) = 1/(m_(2)) + 1/m_(3)`

B

` m_(1) = m_(2) = m_(3)`

C

` 1/m_(1) = 1/m_(2) + 1/m_(3)`

D

` 1/m_(3) = 2/ m_(2)+ 3/m_(1)`

Text Solution

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The correct Answer is:
A
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