A voltmeter connected across an unknown resistance has scale of 0 to 1 – McqOptions

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1.	A voltmeter connected across an unknown resistance has scale of 0 to 150 V reads 50 V when the current flowing in the circuit is 1 mA. If sensitivity of the voltmeter is 15k /V, then the percentage error due to loading effect is
A.	1.5%
B.	2.12%
C.	2.22%
D.	2.5%
Answer» D. 2.5%

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