A) \[\frac{R}{4}\]from the centre
B) \[\frac{R}{3}\]from the centre
C) \[\frac{R}{5}\]from the centre
D) \[\frac{R}{6}\]from the centre
Correct Answer: D
Solution :
Idea Here, disc could be considered as the combination of two parts as shown in the figure. The centre of mass of the combination (complete disc) is at O. If we consider origin and centre of mass at the same point, thenYou need to login to perform this action.
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