Physics

Physics, 30.07.2019 19:00, bigbrogamer

What is the purpose of a circuit breaker?

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Physics, 22.06.2019 21:30, missy9225

A1500 w electric heater is plugged into the outlet of a 120 v circuit that has a 20 a circuit breaker. you plug an electric hair dryer into the same outlet. the hair dryer has power settings of 600 w, 900 w , 1200 w, and 1500 w. you start with the hair dryer on the 600 w setting and increase the power setting until the circuit breaker trips. under what setting does the circuit breaker trip.

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Health, 15.07.2019 01:40, Mranthony4565

What is the name of the device that senses the current flowing, tripping the circuit, and cutting off the electricity? a. ground fault circuit interrupter (gfci) b. lockout/tagout c. circuit breaker box d. deactivated breaker

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Physics, 23.07.2019 08:00, emilystartk

Explain the difference between a fuse and a circuit breaker if you were designing a circuit for a reading lamp would you include a fuse a circuit breaker or neither

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Physics, 24.10.2019 01:00, jadahilbun01

An adjustable, instantaneous trip circuit breaker, which is a part of a listed combination motor controller having coordinated protection in each conductor, is used for branch-circuit short-circuit and ground-fault protection for a 15-horsepower, 440-volt, 3-phase squirrel-cage motor. calculate the maximum setting for the instantaneous trip rating of this circuit breaker.

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