Asked Mar 1, 2020

What minimum number of 150 W lightbulbs must be connected in parallel to a single 150 V household circuit to trip a 20.0 A circuit breaker?


Expert Answer

Total resistance of a bulb from the power rating.

Physics homework question answer, step 1, image 1

Resistance of circuit breaker.

Physics homework question answer, step 2, image 1


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