Question: The current through a 500-V resistor is it 50 36cos120pt 30 12cos360pt 45mA Find the rms value of the current

The current through a 500-V resistor is iðtÞ ¼ 50 þ 36cosð120pt 30Þ 12cosð360pt þ 45ÞmA Find the rms value of the current and the average power delivered to the resistor.

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