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A mass  is moving with a constant velocity along a line parallel to the -axis, away from the origin. Its angular momentum with respect to the origin

a)

Is zero

b)

Remains constant

c)

Goes on increasing

d)

Goes on decreasing



Question ID - 100781 | SaraNextGen Top Answer

A mass  is moving with a constant velocity along a line parallel to the -axis, away from the origin. Its angular momentum with respect to the origin

a)

Is zero

b)

Remains constant

c)

Goes on increasing

d)

Goes on decreasing

1 Answer
127 votes
Answer Key / Explanation : (b) -

(b)

Angular momentum of mass  moving with a constant velocity about origin is

momentum  perpendicular distance of line of action of momentum from origin,

In the given condition,  is a constant. Therefore, angular momentum is constant

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