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There identical point masses, each of ma...

There identical point masses, each of mass 1 kg lie in the xy-plane at points (0, 0), (0, 0.2 m) and (0, 2m, 0). The net gravitational force on the mass at the origin is:

A

the particle has a speed of 25 m/s at `t=4` s

B

the particle has an acceleration of `5m//s^(2)`

C

the acceleration of the particle is perpendicular to its initial velocity

D

None of the above is correct

Text Solution

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The correct Answer is:
A, B, C
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