NEC 2023 Journeyman Prep Quiz with Verified Correct Answers
How many 400 W fixtures could be installed on a 120 V 15amp circuit? A. 3 B. 5 C. 6 D. 8 - Answers-3 Ten 1200 W lightning fixtures are connected on a 277 V system. How many amps might the circuit draw? A. 23 B. 60 C. 43 D. 54 - Answers-43 A toaster is listed as 1560 W. When it is plugged into a 120 V circuit and starts to make toast, how many amperes will it draw? A. 1,440 B. 1,680 C. 13 D. 187,200 - Answers-13 You have been asked to add a 4200 W lighting fixture to a 20 amp lighting circuit. What is the voltage needed to comply with the NEC? A. 120 V B. 240 V C. 277 V D. none of the above - Answers-277 V An electric circuit has a resistance of 20 Ohms. The current is measured to be 6 A. How many volts are applied to the circuit? A. 3 1/3 B. 14 C. 26 D. 120 - Answers-120 An electric motor is running on 120 V. The current is measured to be 2 A. How many ohms of resistance is the motor? A. 60 B. 118 C. 122 D. 240 - Answers-60
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nec 2023 journeyman prep quiz with verified correc
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how many 400 w fixtures could be installed on a 12
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