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Two masses 10kg and 20 kg respectively a...

Two masses 10kg and 20 kg respectively are connected by a massless springs as shown in figure force of 200N acts on the 20kg mass. At the instant shown in figure the 10kg mass has acceleration of 12 `m//s^(2)` what is the acceleration of 20kg mass?

A

Zero

B

`10 m//s^(2)`

C

`4 m//s^(2)`

D

`12 m//s^(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
`F=10xx12=120`
`(80)/(20)=4m//s^(2)`
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