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Two blocks A (5kg) and B (2kg) attached ...

Two blocks A (5kg) and B (2kg) attached to the ends of a spring constant 1120 `N//m` are placed on a smooth horizontal plane with the spring unreformed. Simulataneously velocities of 3 `m//s` and 10 `m//s` along the line of the spring in the same direction are imparted to A and B then

A

the maximum extension of the spring is 0.25 m

B

the first maximum compression occurs after start at `(3pi)/(56)s`

C

the maximum extension of the spring is 0.50 m

D

Time period of oscillation is `(pi)/(14)s`

Text Solution

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The correct Answer is:
B, D
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