Basic Maths and Units and DimensionsHard

Question

Two blocks A and B of masses 2m and m, respectively, are connected by a massless and inextensible string. The whole system is suspended by a massless spring as shown in the figure. The magnitudes of acceleration of A and B, immediately after the string is cut, are respectively
         

Options

A.g, g/2
B.g/2, g
C.g , g
D.g/2, g/2

Solution

         
aA = g/2
aB = g

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