The height of a cylindrical tank is 0.4 m. The upper end of it open whose diameter is 0.16 m. It contains water up to a height of 0.16m. How much would be the time required to empty the tank through a hole of radius 10^(-3) m at the bottom of the tank?

The height of a cylindrical tank is 0.4 m. The upper end of it open wh

1.	The height of a cylindrical tank is 0.4 m. The upper end of it open whose diameter is 0.16 m. It contains water up to a height of 0.16m. How much would be the time required to empty the tank through a hole of radius 10^(-3) m at the bottom of the tank?
Answer» ANSWER :42.26 s