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Two blocks A and B of masses 3m and m re...

Two blocks A and B of masses 3m and m respectively are connected by a massless and inextensible string. The whole system is suspended by a massless spring as shown in figure. The magnitudes of acceleration of A and B immediately after the string is cut, are respectively

A

`g,(g)/(3)`

B

`(g)/(3),g`

C

g, g

D

`(g)/(3),(g)/(3)`

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The correct Answer is:
B
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