Question

hemispherical tank of radius 2.4 m is full of water. It is emptied at rate of 7 liters per sec . How much time will it take to empty tank completely ​

Answer 1

Answer:

41.37 sec

Step-by-step explanation:

as amount of water is equal to volume of hemisphere 2/3 πr3

2/3 *22/7*2.4*2.4*2.4

28964 m3

as 1 liter is 1000m3

so 28964/1000

28.964

and as 7 liter per second

so 28.964/7

41.37 sec