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:C
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