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A hemispherical cavity of radius R is cr...

A hemispherical cavity of radius R is created in a solid sphere of radius 2R as shown in the figure . They y -coordinate of the centre of mass of the remaining sphere is

A

`Y_("CM")=-R/15`

B

`Y_("CM")=-R/40`

C

`Y_("CM")=-R/30`

D

`Y_("CM")=-R/20`

Text Solution

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The correct Answer is:
B
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