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Choose the correct options of three-phase supply compared to single-phase supply: I. Three-phase system requires more number of conductors than single-phase system to transfer the same amount of three-phase power II. Three-phase system has more copper loss than single-phase system III. Three-phase system has more efficiency than single-phase system IV. Three-phase system cost is less than single phase system a. I,II and III b. III and IV c. I and III d. I and II

Choose the correct options of three-phase supply compared to single-phase supply: I. Three-phase system requires more number of conductors than single-phase system to transfer the same amount of three-phase power II. Three-phase system has more copper loss than single-phase system III. Three-phase system has more efficiency than single-phase system IV. Three-phase system cost is less than single phase system a. I,II and III b. III and IV c. I and III d. I and II

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Choose the correct options of three-phase supply compared to single-phase supply:

I. Three-phase system requires more number of conductors than single-phase system to transfer the same amount of three-phase power 

II. Three-phase system has more copper loss than single-phase system

III. Three-phase system has more efficiency than single-phase system

IV. Three-phase system cost is less than single phase system

a.

I,II and III

b.

III and IV

c.

I and III

d.

I and II

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