Q164
Measurement of an unknown voltage with a dc potentiometer loses its advantage of open-circuit measurement when
A.
the primary circuit battery is changed
B.
standardization has to be done again to compensate for drifts
C.
voltage is larger than the range of the potentiometer
AnswerD.
range reduction by a factor of 10 is employed
Answer: Option C
Solution
Answer: Option C
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