A cylindrical tank `1 m` in radius rests on a platform `5 m` high. Initially the tank is filled with water to a height of `5 m`. A plug whose area is `10 ^-4 m^2`, is removed from an orifice on the side of the tank at the bottom. Calculate the following : (a) Initial speed with which the water flows from the orifice. (b) Initial speed with which the water strikes the ground, ( c) Time taken to empty the tank to half its original value.A. 10B. 5C. `5sqrt(2)`D. `10sqrt(2)`

A cylindrical tank `1 m` in radius rests on a platform `5 m` high. Ini

1.	A cylindrical tank `1 m` in radius rests on a platform `5 m` high. Initially the tank is filled with water to a height of `5 m`. A plug whose area is `10 ^-4 m^2`, is removed from an orifice on the side of the tank at the bottom. Calculate the following : (a) Initial speed with which the water flows from the orifice. (b) Initial speed with which the water strikes the ground, ( c) Time taken to empty the tank to half its original value.A. 10B. 5C. `5sqrt(2)`D. `10sqrt(2)`
Answer» Correct Answer - D `v_(x)=sqrt(2gh_(1)),v_(y)=sqrt(2gh_(2)),v=sqrt(v_(x)^(2)+v_(y)^(2))`

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