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Solution


Q.

The angular acceleration of a body, moving along the circumference of a circle, is              [2023]
1 along the tangent to its position  
2 along the axis of rotation  
3 along the radius, away from centre  
4 along the radius towards the centre.  

Ans.

(2)

The angular acceleration of a body moving along the circumference of a circle is directed along the axis of rotation.