Solved: Consider the initially full hemispherical water tank of Example 8, except that
Chapter 3, Problem 63(choose chapter or problem)
Consider the initially full hemispherical water tank of Example 8, except that the radius r of its circular bottom hole is now unknown. At 1 P.M. the bottom hole is opened and at 1:30 P.M. the depth of water in the tank is2 ft. (a) Use Torricellis law in the form dV=dt D!.0:6/!r2p2gy (taking constriction into account) to determine when the tank will be empty. (b) What is the radius of the bottom hole?
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