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Speed v of a particle moving along a str...

Speed `v` of a particle moving along a straight line, when it is a distance X from a fixed point on the line is given by `V^(2)=108-9X^(2)` (all quantities in S.I. unit). Then

A

The motion is uniformly accelereted along the straight line

B

The magnitude of the accelerated at a distance `3 cm` from the fixed point is `0.27 m//s^(2)`.

C

The motion is harminic about `x=sqrt(12) m`.

D

The maximum displacement from the fixed point is `4 cm`.

Text Solution

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The correct Answer is:
B
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