jee-main 2014 Q6

jee-main · India · 12apr Circular Motion 1 Velocity/Acceleration Vector Direction in Circular Motion

A particle is moving in a circular path of radius $a$, with a constant velocity $v$ as shown in the figure. The centre of circle is marked by 'C'. The angular momentum from the origin O can be written as:
(1) $va(1+\cos 2\theta)$
(2) $va(1+\cos\theta)$
(3) $va\cos 2\theta$
(4) $va$

A particle is moving in a circular path of radius $a$, with a constant velocity $v$ as shown in the figure. The centre of circle is marked by 'C'. The angular momentum from the origin O can be written as:\\
(1) $va(1+\cos 2\theta)$\\
(2) $va(1+\cos\theta)$\\
(3) $va\cos 2\theta$\\
(4) $va$

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