2. The diameters of the suction and discharge pipes of a pump are 15 and 10 cm, respectively. The discharge pressure is read by a gage at a point 1.5 m above the centerline of the pump and the suction pressure is read by a gage 0.6 m below the centerline. If the pressure gage reads 140 kPa and the suction gage reads a vacuum of 21 cm Hg when gasoline is pumped at the rate of 35 l/sec (sg of gasoline is 0.75) a. Find the energy added by a pump. (. b. Find the power delivered to the fluid in kW.

Elements Of Electromagnetics
7th Edition
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Author:Sadiku, Matthew N. O.
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2. The diameters of the suction and discharge pipes of a pump are 15 and 10 cm, respectively.
The discharge pressure is read by a gage at a point 1.5 m above the centerline of the pump and
the suction pressure is read by a gage 0.6 m below the centerline. If the pressure gage reads
140 kPa and the suction gage reads a vacuum of 21 cm Hg when gasoline is pumped at the rate
of 35 l/sec (sg of gasoline is 0.75)
a. Find the energy added by a pump. (.
b. Find the power delivered to the fluid in kW.
c. Find the required rating horsepower of the pump if it has an efficiency of 75%
0.10 mg
Pz=140 kPa
1.5 m
0.6 m
KD
Pj=-0.21 m Hg
0.15 mø
Transcribed Image Text:2. The diameters of the suction and discharge pipes of a pump are 15 and 10 cm, respectively. The discharge pressure is read by a gage at a point 1.5 m above the centerline of the pump and the suction pressure is read by a gage 0.6 m below the centerline. If the pressure gage reads 140 kPa and the suction gage reads a vacuum of 21 cm Hg when gasoline is pumped at the rate of 35 l/sec (sg of gasoline is 0.75) a. Find the energy added by a pump. (. b. Find the power delivered to the fluid in kW. c. Find the required rating horsepower of the pump if it has an efficiency of 75% 0.10 mg Pz=140 kPa 1.5 m 0.6 m KD Pj=-0.21 m Hg 0.15 mø
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