rotary standard with a KH of 1/3 when per revolution and a multiplier of 3 makes 42.4 revolutions during the testing of a watthour meter with a Kh of 1.8 when per revolution. If the meter has two current coils connected in series makes 48 revolutions, what is percent registration of the meter under test? A. 79.5% B. 102% C. 119% D. 98.1%
rotary standard with a KH of 1/3 when per revolution and a multiplier of 3 makes 42.4 revolutions during the testing of a watthour meter with a Kh of 1.8 when per revolution. If the meter has two current coils connected in series makes 48 revolutions, what is percent registration of the meter under test? A. 79.5% B. 102% C. 119% D. 98.1%
Delmar's Standard Textbook Of Electricity
7th Edition
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter9: Measuring Instruments
Section: Chapter Questions
Problem 1RQ: To what is the turning force of a dArsonval meter movement proportional?
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A rotary standard with a KH of 1/3 when per revolution and a multiplier of 3 makes 42.4 revolutions during the testing of a watthour meter with a Kh of 1.8 when per revolution. If the meter has two current coils connected in series makes 48 revolutions, what is percent registration of the meter under test?
A. 79.5% B. 102% C. 119% D. 98.1%
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