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1. |
A voltmeter having a sensitivity of 1000 Ω/V reads 100 V on its 150 V scale when connected across a resistor of unidentified specifications in series with a milliammeter. When the milliammeter reads 5 mA, the error due to the loading effect of the voltmeter will be nearly |
A. | 13% |
B. | 18% |
C. | 23% |
D. | 33% |
Answer» B. 18% | |