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Standard XII
Physics
Capacitor in an AC Circuit
77.An ammeter...
Question
77.An ammeter and a volt meter of resistance R are connected in series to an electric cell of negligible internal resistance.Their readings are A and V respectively.If another resistance R is connected in parallel with the voltmeter then
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Q.
A voltmeter is connected in parallel with a variable resistance are which is in series and an ammeter and call. For one value of R, metres read 0.3 A and 0.9 volt. For another value of R the readings are 0.25 ampere and 1.0 volt. What is the internal resistance of the cell ?
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An ammeter and a voltmeter are joined in series to a cell. Their readings are
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A battery with EMF of
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