A cylindrical tank of height 2 m is open at the top and has a radius 5
Channel: Doubtnut
Date: 2020-03-29

A cylindrical tank of height 2 m is open at the top and has a radius 50 cm. Water is filled in it upto a height 1.75 m. Calculate how long it will take to empty the tank through a hole of radius 0.05 cm in its bottom.