Question

In the circuit shown, a four wire potentiometer is made of a 400 cm long wire, which extends between A and B. The resistance per unit length of the potentiometer wire is r = 0.01 Ω/cm. If an ideal voltmeter is connected as shown with jockey J at 50 cm from end A, the expected reading of the voltmeter will be:
(A) 0.75V (B) 0.20V
(C)0.25V (D)0.50V

Answer 1

HEYA MATE YOUR ANSWER IS

C)0.25V

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Answer 2

Answer:

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