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The masses of 10 kg and 20 kg respective...

The masses of 10 kg and 20 kg respectively are connected by a massless spring as shown in figure. A force of 200 N acts on the 20 kg mass. At the instant shown, the 10 kg mass has acceleration `12m//sec^(2)` . What is the acceleration of 20 kg mass

A

Zero

B

`10m//s^(2)`

C

`4m//s^(2)`

D

`12m//s^(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • The masses of 10kig and 20kg respectively are connected by a massless spring as shown in figure. A force of 200N acts on the 20kg mass. At the instant shown, the 10kg mass has acceleration 12m//sec^(2) . What is the acceleration of 20kg mass?

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