132. A fan delivers 5.7 m3

/s at a static pressure of 5.08 cm of water when operating at a speed

of 400 rpm. The power input required is 2.963 kW. If 7.05 m3

/s are desired in the same fan and

installation, find the pressure in cm of water.

A. 7.77 B. 17.14

C. 11.43 D. 5.08