You are asked to install a water tank at a height h (as shown in the figure) to have a pressure of 3x105 Pa at the discharge when all faucets are closed. The density of water is 1000 kg/m3.

Find:

1. The discharge pressure when the

water level is at the bottom of the

TANK

2. The time needed to fill a 2000 L

empty VESSEL if the diameter of one of

the openings (as shown in the figure)

is 2 cm and the water tank is full

OPEN TO ATMOSPHERE