Circuit shows the method of Measurement of low resistance by Ammeter-Voltmeter m

Question

Circuit shows the method of Measurement of low resistance by Ammeter-Voltmeter method. What is the percentage error?

Options:

A . Zero

B . \(\frac{R_x}{R_x + R_v} × 100\)

C . \(– \frac{R_x}{R_x + R_v} × 100\)

D . \(– \frac{R_v}{R_x + R_v} × 100\)

Answer: Option C
Answer: (c).\(– \frac{R_x}{R_x + R_v} × 100\)

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