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A circular disc of radius R is removed from a bigger circular disc of radius 2R

A circular disc of radius R is removed from a bigger circular disc of radius 2R such that the circumferences of the discs coincide. The centre of mass of the new disc is α/R from the centre of the bigger disc. The value of α is

Options

(a) -1/4
(b) -1/3
(c) -1/2
(d) -1/6

Correct Answer:

-1/3

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

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