1.

A large open tank has two holes in the wall. One is a square hole of side L at a depth y from the top and the other is a circular hole of radius R at a depth 4y from the top. When the tank is completely filled with water the quantities of water flowing out per second from both the holes are the same. Then R is equal to                         [IIT-JEE (Screening) 2000]

A.             \[2\pi \,L\]                             
B.             \[\frac{L}{\sqrt{2\pi }}\]
C.             L     
D.             \[\frac{L}{2\pi }\]
Answer» C.             L     


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