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Three blocks of masses m(1)=4kg, m(2)=2k...

Three blocks of masses `m_(1)=4kg, m_(2)=2kg, m_(3)=4kg` are connected with ideal strings passing over a smooth, massless pulley as shown in figure. The acceleration of blocks will be `(g=10m//s^(2))`

A

`2m//s^(2)`

B

`4m//s^(2)`

C

`3m//s^(2)`

D

`5m//s^(2)`

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