A circular disc of radius is removed from a bigger circular disc of radius 2 , such that the circumference of the discs coincide. The center of mass of the new disc is from the center of the bigger disc the value of is |
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a) |
b) |
c) |
d) |
A circular disc of radius is removed from a bigger circular disc of radius 2 , such that the circumference of the discs coincide. The center of mass of the new disc is from the center of the bigger disc the value of is |
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a) |
b) |
c) |
d) |
(a)
In this question distance of centre of mass of new disc from the centre of mass of remaining disc is .Mass of remaining disc