Blocks A and B of mass m each are connected with a spring of constant k. Both blocks lie on frictionless ground and are imparted horizontal velocity v as shown when spring is unstretched. Find the maximum stretch of spring
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a
vmk
b
vm2k
c
v2mk
d
None of the above
answer is A.
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Detailed Solution
12kx2=212mv22⇒12kx2=mv22⇒ x=vmk [The velocities along y axis do not change]