Measurement and Instrumentation

The full-scale deflection current of an ammeter is 1 mA and its internal resistance is 100°hm. This is to have full deflection when 100V is measured. What is the value of series resistor to be used?

  • A. 99.99 K ohms
  • B. 100 K ohms
  • C. 99.99 ohms
  • D. 100 ohms
Answer: Option A.

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