A 100 V voltmeter of internal resistance 20 kΩ in series with a high resistance R is connected to a 110 V line. If the voltmeter reads 5 V the value of R is
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A 100 V voltmeter of internal resistance 20 kΩ in series with a high resistance R is connected to a 110 V line. If the voltmeter reads 5 V the value of R is