A PMMC instrument has internal resistance of 0.9 kN and gives full scale deflection for 53 mA. The required resistance value of multiplier resistors for employing the meter as a multi range voltmeter for voltage range 77 V will be ohms. O -211.69 O 144.38 O 85502.56 O 552.83
A PMMC instrument has internal resistance of 0.9 kN and gives full scale deflection for 53 mA. The required resistance value of multiplier resistors for employing the meter as a multi range voltmeter for voltage range 77 V will be ohms. O -211.69 O 144.38 O 85502.56 O 552.83
Delmar's Standard Textbook Of Electricity
7th Edition
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter30: Dc Motors
Section: Chapter Questions
Problem 6RQ: What is CEMF?
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