The e.m.f. of a Weston standard cell can be measured by
A. potentiometer
B. galvanometer
C. hot wire voltmeter
D. electrodynamometer type volt-meter
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Answer: A
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The e.m.f. of a Weston standard cell can be measured by
A. potentiometer
B. galvanometer
C. hot wire voltmeter
D. electrodynamometer type volt-meter
Answer: A
Share your understanding of this question with the correct explanation.