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Two bodies of masses 2 kg and 4 kg are m...

Two bodies of masses 2 kg and 4 kg are moving with velocities 2 m `s^(-1)` and 10 m `s^(-1)` towards each other due to mutual gravitational attraction. What is the velocity of their centre of mass?

A

`5.3 m s^(-1)`

B

`6. 4 m s^-1`

C

zero

D

`8 . 1 m s^-1`

Text Solution

Verified by Experts

The correct Answer is:
C
Under mutual gravitional attraction , the centre of mass remains at rest .
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