Question

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. $g, \frac g3$
• B. $\frac g3, g$
• C. $g,g$
• D. $\frac g3, \frac g3$

Answer 1

Answer: (B)

$\frac g3, g$

Answer 2

The correct option is (B): $\frac g3, g$.