A meter has a square law scale .for 2A current the deflection in 90°. for of a deflection of 45°, the current is O 1.5A O 1A O 1.414A O 1.61 A O Other:
A meter has a square law scale .for 2A current the deflection in 90°. for of a deflection of 45°, the current is O 1.5A O 1A O 1.414A O 1.61 A O Other:
Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)
10th Edition
ISBN:9781337399128
Author:Russell E. Smith
Publisher:Russell E. Smith
Chapter4: Electric Meters
Section: Chapter Questions
Problem 3RQ: What do most analog meters use to facilitate the needle movement? a. Ohms law b. a magnetic field...
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