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For measuring an AC voltage by an AC potentiometer it is desirable that the supply for the potentiometer is taken from
battery.
The same source as the unknown voltage.
source other than the source of unknown voltage.
Any of above.
The same source as the unknown voltage.
Quick Summary: Practice and solve "For measuring an AC voltage by an AC potentiometer it is desirable that the supply for the potentiom..." for Electrical - Measurement & Instrumentation. The correct answer is Option B: The same source as the unknown voltage.. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Answer:
Option **(b) **