Question 13001 of 749 · Maryland Journeyperson Electrician Exam
A resistive heating element has a resistance of 15 ohms and is connected to 120 volts. What current does it draw?
Exactly one answer is correct.
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Correct answer to question 13001
- A: 8 A
Explanation
Ohm's law gives I = E / R = 120 V / 15 ohms = 8 A. Dividing R by E (0.125) or multiplying E by R (1,800) are the usual formula mix-ups.
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