A Hemispherical tank full of water is emptied by a pipe at the rate of 3 4/7 litres per second. how much time will it take to empty half the tank, if it is 3m in diamter
A Hemispherical tank full of water is emptied by a pipe at the rate of 3 4/7 litres per second. how much time will it take to empty half the tank, if it is 3m in diamter