Discussion :: Measurements and Instrumentation
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To measure an unknown ac voltage by an ac potentiometer it is desirable that supply for the potentiometer is taken
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A.
from a battery
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B.
from a source which is not the same as unknown voltage
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C.
from the same source as the unknown voltage
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D.
either (a) or (b)
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Answer : Option C
Explanation :
No answer description available for this question.
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