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A pump delivers 0.05 m³/s of water with a head of 55 m and runs at a speed of 1470 rpm for 8 hours per day. The efficiency of the pump is 78%. The electric motor driving the pump has an efficiency of 88% and the cost of electricity is 10.5 c/kWh. Determine: (1) (11) (III) The shaft power The shaft torque The cost of electricity per day to run the pump

A pump delivers 0.05 m³/s of water with a head of 55 m and runs at a speed of 1470 rpm for 8 hours per day. The efficiency of the pump is 78%. The electric motor driving the pump has an efficiency of 88% and the cost of electricity is 10.5 c/kWh. Determine: (1) (11) (III) The shaft power The shaft torque The cost of electricity per day to run the pump

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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A pump delivers 0.05 m³/s of water with a head of 55 m and runs at a speed of 1470 rpm for 8 hours per day. The efficiency of the pump is 78%. The electric motor driving the pump has an efficiency of 88% and the cost of electricity is 10.5 c/kWh. Determine: (1) (ii) (iii) The shaft power The shaft torque The cost of electricity per day to run the pump
Transcribed Image Text:A pump delivers 0.05 m³/s of water with a head of 55 m and runs at a speed of 1470 rpm for 8 hours per day. The efficiency of the pump is 78%. The electric motor driving the pump has an efficiency of 88% and the cost of electricity is 10.5 c/kWh. Determine: (1) (ii) (iii) The shaft power The shaft torque The cost of electricity per day to run the pump
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