A) Angular momentum remains constant
B) Acceleration (\[\vec{a}\]) is towards the center
C) Particle moves in a spiral path with decreasing radius
D) The direction of angular momentum remains constant
Correct Answer: D
Solution :
Angular momentum is a axial vector. It is directed always in a fix direction (perpendicular to the plane of rotation either outward or inward), if the sense of rotation remain same.
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