Question

Water is flowing at the rate of 5 km per hour through a pipe of diameter 14cm into a rectangular tank which is 50 long and 44 m wide. Determine the time in which the level of water tank will rise by 7 cm write in km/hr

Answer 1

Water is flowing at the rate of 5 km per hour through a pipe.

Radius of the pipe,(h) = 7 cm

Dimension of the rectangular tank when filled to a height of 21 cm (22 cm x 25 cm x 21 cm)

So time taken to fill the tank,