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What's the real power of a purely resistive circuit in which the RMS voltage measures 80 volts and the RMS current measures 5 amps? A. 85 watts B. 120 watts C. 240 watts D. 400 watts
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What's the real power of a purely resistive circuit in which the RMS voltage measures 80 volts and the RMS current measures 5 amps?

A. 85 watts

B. 120 watts

C. 240 watts

D. 400 watts

User Ganesh Bhambarkar
by
8.4k points

1 Answer

1 vote

Answer:

D.400 watt

Step-by-step explanation:

  • B/c Pave=IrmsVrms
  • Pave=(5)(80)
  • Pave=400 watt

where Pave = average power

Irms=RMS current &

Vrms=RMS voltage

User Peter Dolan
by
7.8k points
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