The maximum current supplied by a generator to a 25 Ω circuit is 6.2 A. What is the rms potential difference?

a. 150 V

b. 120 V

c. 110 V

d. 62 V

1 Answer

  • If the generator is supplying a sinusoidal waveform, the rms voltage is I*R/√2 = 6.2*25/√2 = 109.6 V→ Answer c.

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