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1. |
The full-scale deflection current of a meter is 4 mA and its internal resistance is 400Ω. This meter is to have full deflection when 400 V is measured. What is the value of the series resistor to be used? |
A. | 99.90 kΩ |
B. | 100 kΩ |
C. | 99.60 kΩ |
D. | 100 Ω |
Answer» D. 100 Ω | |