Answer to Question #33257 in Electric Circuits for Frank Loyld

Question

In an experiment with a potentiometer, the balanced length of 30cm was recorded when a standard cell (Daniel cell) of electromotive force E1=1.1V was introduced in the circuit. The standard cell was then replaced by a Leclanche cell and the balance length recorded was 40cm. The electromotive force E2 of the Leclanche cell is ________ to 1 place of decimal

A. 1.4V
B. 2.1V
C. 0.3V
D. 1.1V

Answer 1

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