Q1)Fill in the following blanks : 1. The breakdown voltage of gas or air with increase in pressure under uniform field has relation with pressure ......... 2.The breakdown voltage of a spark gap for impulse voltage ........... Is compared to the breakdown voltage of power frequency ac 3.Among the common gases that are used for electrical insulation which gas has the highest breakdown strength at atmospheric pressure ...... 4. Which of the following gas is a electronegative gas .......

Q1)Fill in the following blanks : 1. The breakdown voltage of gas or air with increase in pressure under uniform field has relation with pressure ......... 2.The breakdown voltage of a spark gap for impulse voltage ........... Is compared to the breakdown voltage of power frequency ac 3.Among the common gases that are used for electrical insulation which gas has the highest breakdown strength at atmospheric pressure ...... 4. Which of the following gas is a electronegative gas .......

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

Chapter7: Symmetrical Faults

Section: Chapter Questions

Problem 7.21MCQ

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Complete solution and add phase angles. Please put clear derivation of formulas. Thank you.
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