01: A Schering bridge was used to measure the capacitance and the loss angle ofa high voltage bushing. At balance, the observations were: AB: capacitor=100pF, BC: R4-3180 2, C4-0.00125 µF, CD: R3= 636 2, DA: test object. (1)Whatis the value of capacitance of the bushing, and (2) What is the value of tano ofthe bushing at 50 Hz?

Answered: Image /qna-images/answer/5c00a93c-27c3-4ec0-a01d-9e50209fc9ca.jpg

01: A Schering bridge was used to measure the capacitance and the loss angle of a high voltage bushing. At balance, the observations were: AB: capacitor-D100 pF, BC: R4-3180 2, C4=0.00125 µF, CD: R3= 636 2, DA: test object. (1)What is the value of capacitance of the bushing, and (2) What is the value of tano of the bushing at 50 Hz?

01: A Schering bridge was used to measure the capacitance and the loss angle of a high voltage bushing. At balance, the observations were: AB: capacitor-D100 pF, BC: R4-3180 2, C4=0.00125 µF, CD: R3= 636 2, DA: test object. (1)What is the value of capacitance of the bushing, and (2) What is the value of tano of the bushing at 50 Hz?

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter25: Surge, Spike, And Lightning Protection

Section: Chapter Questions

Problem 10RQ: In reference to the load, how are capacitors connected to help prevent voltage spikes and surges?...

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