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Q.

Find the position of centre of mass from base for a solid hemisphere of radius $24 c m$ ,

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a

$4 c m$

b

$12 c m$

c

$9 c m$

d

$8 c m$

answer is B.

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Detailed Solution

Centre of mass of solid hemisphere from its base is $= \frac{3 R}{8} = \frac{3 \times 24}{8} = 9 c m$

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