A voltmeter has a sensitivity of 1000 Ω/V reads 200 V on its 300 V scale. When

Question

A voltmeter has a sensitivity of 1000 Ω/V reads 200 V on its 300 V scale. When connected across an unknown resistor in series with a millimeter. When the milliammeter reads 10 mA. The actual resistance of the unknown resistor will be?

Options:

A . 20 kΩ

B . 18.57 kΩ

C . 21.43 kΩ

D . 22.76 kΩ

Answer: Option C
Answer: (c).21.43 kΩ

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