Answer to Question #164994 in Electrical Engineering for Chuchu

Question #164994
A single-phase load takes 55 kw at 70% pf lagging from a 240V, 50 HZ supply. If the supply is made 60 Hz, with the voltage remaining the same what will be the KW load at 60 Hz?
1
Expert's answer
2021-02-22T07:31:15-0500


W=55 kw, pf= 0.7 lagg , V=240 volt,f=50Hz

V2= 240, f=60 for constant power factor and constant voltage load will be constant

W2= 55 kw


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