A hemispherical tank of radius 3 cm is full of milk. It is connected to a pipe, through which liquid is emptied at the 17 litre per second. The time taken to empty the tank completely?

A hemispherical tank of radius 3 cm is full of milk. It is connected t

1.	A hemispherical tank of radius 3 cm is full of milk. It is connected to a pipe, through which liquid is emptied at the 17 litre per second. The time taken to empty the tank completely?
Answer» A hemispherical tank of radius 3 cm is full of milk. It is connected to a pipe, through which liquid is emptied at the $\frac{1}{7}$ litre per second. The time taken to empty the tank completely?