Question 1034 of 790 · California General Electrician Exam
A plant with many induction motors has a low lagging power factor. What is commonly added to improve it?
Exactly one answer is correct.
You got of questions right. Here on the question pages nobody remembers which ones you got wrong. The trainer saves your progress and asks the mistakes again until they stick.
Or free: the 10 questions most people get wrong
Show solution
Correct answer to question 1034
- A: Capacitors
Explanation
Induction motors draw lagging reactive current. Capacitors supply leading reactive current that offsets it, bringing the power factor closer to unity.
More questions: Definitions, Theory and Plans
- 1035As the supply frequency increases, the inductive reactance of a coil:
- 1036As the supply frequency increases, the capacitive reactance of a capacitor:
- 1037The total opposition to current flow in an AC circuit, combining resistance and reactance, is called:
- 1038A series AC circuit has 3 ohms of resistance and 4 ohms of inductive reactance. What is the impedance?
- 1039The unit of inductance is the:
- 1040Once fully charged in a steady DC circuit, a capacitor: