The `80 Omega` galvanometer deflects full scale for a potential of 20 mV. A voltmeter deflecting full scale of 5 V is to made using this galvanometer. We must connectA. a resistance of `19.92 k Omega` parallel to the galvanometerB. a resistance of `19.92 k Omega` in series with the galvanometerC. a resistance of `20 k Omega` parallel to the galvanometerD. a resistance of `20 k Omega` in series with galvanometer

The `80 Omega` galvanometer deflects full scale for a potential of 20

1.	The `80 Omega` galvanometer deflects full scale for a potential of 20 mV. A voltmeter deflecting full scale of 5 V is to made using this galvanometer. We must connectA. a resistance of `19.92 k Omega` parallel to the galvanometerB. a resistance of `19.92 k Omega` in series with the galvanometerC. a resistance of `20 k Omega` parallel to the galvanometerD. a resistance of `20 k Omega` in series with galvanometer
Answer» Correct Answer - B

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