A hemispherical tank of radius (R) containing liquid upto height (H1) – McqOptions

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1.	A hemispherical tank of radius (R) containing liquid upto height (H1) has an orifice of cross-sectional area (a) at its bottom. The time required to lower the level of liquid from (H1) to (H2) will be
A.	[A].
B.	[B].
C.	[C].
D.	none of the above
Answer» D. none of the above

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