[Solved] A tank of uniform cross-sectional area (A) containing liquid upto height (H1) has an orifice of cross-sectional area (a) at its bottom. The time required to empty the tank completely will be

Q.	A tank of uniform cross-sectional area (A) containing liquid upto height (H1) has an orifice of cross-sectional area (a) at its bottom. The time required to empty the tank completely will be
A.	(2A√H₁)/(Cd × a√2g)
B.	(2AH₁)/(Cd × a√2g)
C.	(2AH₁3/2)/(Cd × a√2g)
D.	(2AH₁²)/(Cd × a√2g)
Answer» A. (2A√H₁)/(Cd × a√2g)

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