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When a mass is rotating in a plane about a fixed point its angular momentum is directed along.

  • Option 1)

    The radius

  • Option 2)

    The tangent to orbit

  • Option 3)

    The line at an angle of 45° to the plane of rotation

  • Option 4)

    The axis of rotation

 

Answers (1)

best_answer

As we learnt in

Centre of Mass of semicircular ring -

It lies at a distance of \frac{2R}{\pi} from centre of the ring along its axis.

-

 

 Along axis of rotation.


Option 1)

The radius

Incorrect

Option 2)

The tangent to orbit

Incorrect

Option 3)

The line at an angle of 45° to the plane of rotation

Incorrect

Option 4)

The axis of rotation

Correct

Posted by

Plabita

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