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In a simple Atwood's machine, two unequa...

In a simple Atwood's machine, two unequal masses `m_1= 5 kg` , `m_2 = 2 kg` are connected by a string going over a clamped light smooth pulley. Now a constant force F = 1 N is applied on each mass in vertically downward direction. The ratio of acceleration of either block before and after applying the force will be

A

`7/17`

B

`2/5`

C

1

D

`3/4`

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