A pendulum bob of mass m is set into motion in a circular path in a horizontal plane as shown in the figure. The square of the angular momentum of the bob about the vertical axis through the point P is
A) m2 gl3 sin4 θ/cos θ
B) m2 gl3 sin3 θ/cos θ
C) m2 gl3 sin2 θ/cos θ
D) m2 gl3 sin θ/cos θ
E) m2 gl3 sin2 θ
Correct Answer:
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