
Power Factor Correction Quiz

Quiz
•
Engineering
•
12th Grade
•
Hard
Y P Chai
Used 2+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the definition of power factor?
The ratio of active power to apparent power
The ratio of active power to reactive power
The percentage of electricity wasted
The total power delivered by the utility company
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a power factor of 0.72 indicate?
72% of power is used for useful work
72% efficiency in the system
72% of power is wasted
72% of reactive power is consumed
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of power does reactive power generate?
Useful work
Magnetic fields
Electricity
Heat
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the typical uncorrected industrial power factor?
1.0
0.95
0.8
0.9
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens if the power factor is not corrected?
Increased efficiency
Reduced current flow
Increased capital expenditure
Lower electricity bills
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is one disadvantage of a low power factor?
Reduced load handling capability
Increased voltage regulation
Lower maximum demand charges
Improved power quality
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What component is used in an automatic power factor correction system?
Resistors
Inductive coils
Capacitor banks
Transformers
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