A solid sphere & a hollow sphere of radius R are rolling down in inclined lane of height h. The ratio of velocities of solid sphere to Hollow sphere on reaching the bottom is

A solid sphere & a hollow sphere of radius R are rolling down in incli

1.	A solid sphere & a hollow sphere of radius R are rolling down in inclined lane of height h. The ratio of velocities of solid sphere to Hollow sphere on reaching the bottom is
A.	\(\sqrt {\frac{{21}}{{25}}}\)
B.	\(\sqrt {\frac{{25}}{{21}}}\)
C.	\(\sqrt {\frac{3}{5}}\)
D.	\(\sqrt {\frac{5}{3}}\)
Answer» C. \(\sqrt {\frac{3}{5}}\)

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A solid sphere & a hollow sphere of radius R are rolling down in inclined lane of height h. The ratio of velocities of solid sphere to Hollow sphere on reaching the bottom is

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