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
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
a)
b)
c)
d)
Question ID - 53060 | SaraNextGen Top Answer
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
a)
b)
c)
d)
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A circular disc of radius |
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1 Answer
127 votes
Answer Key / Explanation : (a) -
(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
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127 votes
Answer Link
127