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0 votes
40.5k views
in Physics by (79.0k points)

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

(a) a line perpendicular to the plane of rotation

(b) the line making an angle of 45° to the plane of rotation

(c) the radius

(d) the tangent to the orbit

1 Answer

+1 vote
by (76.3k points)
selected by
 
Best answer

Correct option (a) a line perpendicular to the plane of rotation

Explanation :

When a mass is rotating in a Plane about a fixed point its angular momentum is directed along a line perpendicular to the plane of rotation.

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