A 250 V, 30 Hz generator supplies power to a parallel circuit consisting of a 20 Hp motor whose efficiency is 90% at 0.80 pf lagging and a second load that draws an apparent power of 7 kVA at unity pf. Determine the system reactive power

A 250 V, 30 Hz generator supplies power to a parallel circuit consisting of a 20 Hp motor whose efficiency is 90% at 0.80 pf lagging and a second load that draws an apparent power of 7 kVA at unity pf. Determine the system reactive power

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter26: Three-phase Circuits

Section: Chapter Questions

Problem 3PA: You are an electrician working in an industrial plant. A 30-hp three-phase induction motor has a...

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Question

A 250 V, 30 Hz generator supplies power to a parallel circuit consisting of
a 20 Hp motor whose efficiency is 90% at 0.80 pf lagging and a second
load that draws an apparent power of 7 kVA at unity pf. Determine the
system reactive power.

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