Q1. Answer three from four:1. Does the efficiency vary with power factor? If yes, why.2. Does the synchronous generator take leading current? If yes, at what condition.3. Which the voltage regulator is better in the case of underground cables or overhead lines? Why4. What is the effect of laid cables in proximity to each other?

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Answered: Q1. Answer three from four: 1. Does the…

Engineering

Electrical Engineering

Q1. Answer three from four: 1. Does the efficiency vary with power factor? If yes, why.

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

Chapter3: Power Transformers

Section: Chapter Questions

Problem 3.24P: For Problem 3.18, the motor operates at full load, at 0.8 power factor leading, and at a terminal...

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Concept explainers

Gear Motor

A gear motor is a combination of a gearbox and an electric motor. This combination of two systems is used for efficient usage of the motor. It makes a cost-effective solution for high torque, low-speed applications. These motors are used in our household as, garage door openers, alarm clocks. In commercial areas, hospital beds, cranes.

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Q1. Answer three from four:
1. Does the efficiency vary with power factor? If yes, why.
2. Does the synchronous generator take leading current? If yes, at what condition.
3. Which the voltage regulator is better in the case of underground cables or overhead lines? Why
4. What is the effect of laid cables in proximity to each other?

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