Answered: In a 3-phase balanced star or delta…

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Electrical Engineering

In a 3-phase balanced star or delta system, the least number of wattmeter essential to measure the power is ?

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter17: Resistive-inductive Series Circuits

Section: Chapter Questions

Problem 1RQ: 1. What is the relationship of voltage and current (concerning phase angle) in a pure resistive...

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Concept explainers

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.

Question

In a 3-phase balanced star or delta system, the least number of wattmeter essential to measure the power is ?

Expert Solution

Conclusion:

In the three phase balanced star of delta system, the least number of wattmeter essential to measure the power is 2.

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Analysis of Single Phase and Three Phase System

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