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Voltmeter - Practice Questions & MCQ
Edited By admin | Updated on Sep 18, 2023 18:34 AM | #JEE Main
Quick Facts
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Voltmeter is considered one of the most asked concept.
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28 Questions around this concept.
Solve by difficulty
The AC voltage across a resistance can be measured using a :
Concepts Covered - 1
Voltmeter
Voltmeter
It is a device used to measure Potential difference and is always put in parallel with the circuit element whose voltage is to be measured
Conversion of galvanometer into voltmeter: by Connecting a large Resistance in series.
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The equivalent resistance of the combination is
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The required value of high resistance to be connected in series with the galvanometer is
. V is the total voltage applied across the circuit and
is the total voltage drop across the galvanometer.
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if
part of the applied voltage across galvanometer, that is
, then
.
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