A 3-phase load consists of three similar inductive coils, each of resistance 50 Ω and inductance 0.3 H. The supply is 415 V, 50 Hz, Calculate (a) the line current (b) the power factor and (c) the total power when the load is (i) star- connected and (ii) delta-connected.

A 3-phase load consists of three similar inductive coils, each of resistance 50 Ω and inductance 0.3 H. The supply is 415 V, 50 Hz, Calculate (a) the line current (b) the power factor and (c) the total power when the load is (i) star- connected and (ii) delta-connected.

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter2: Fundamentals

Section: Chapter Questions

Problem 2.28P: Three loads are connected in parallel across a single-phase source voltage of 240V(RMS). Load 1...

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Single Phase AC Circuit

Alternating Current (AC) is a type of electric power in which the electric current changes, both in magnitude and direction, at regular intervals. This AC Circuits can deliver power in either a Single Phase system or a Three Phase system.

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A 3-phase load consists of three similar inductive coils, each of resistance 50
Ω and inductance 0.3 H. The supply is 415 V, 50 Hz, Calculate

(a) the line current

(b) the power factor and

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