A voltmeter is connected across a battery of emf 12.0 V and internal resistance of 10 ohm .if the voltmeter resistance is 230 ohm, what reading will be shown by voltmeter?
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since V is directly proportional to R in series therefore
reading will be 230/240×12=23/2V=11.5V
reading will be 230/240×12=23/2V=11.5V
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