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MHT CET Physics question

PhysicsCurrent ElectricityMHT CET

Voltmeters and are connected in series across D.C. line. reads 80 volts and has a per volt resistance of 200 and has a total resistance of 32 kilo ohms. The line voltage

Answer: (D)

Solution

Taking 80 V as the range of , k; the same current flows through both, so

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Question ID VK-078566