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A circuit breaker is rated for a current of 15 A rms at a voltage of...

A circuit breaker is rated for a current of 15 A rms at a voltage of 110 V rms. (a) What is the largest value of Imax that the breaker can carry? A (b) What average power can be supplied by this circuit? kW

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Answer #1

a)
I max = sqrt(2) * Irms
= sqrt (2)* 15 A
= 21.2 A

b)
Average power = Vrms* irms
= 110 V* 15 A
=1650 W
= 1.65 KW

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