LINEMAN APPRENTICE POWER QUALITY EXAM QUESTIONS & ANSWERS (GRADED A)

LINEMAN APPRENTICE POWER
QUALITY EXAM

1-1
The term "______" can be defined as maintaining electrical service within prescribed
voltage and frequency limits. - Correct Answers -Power Quality

1-2 True or False.
outages, undervoltage, and overvoltage are three examples of momentary power quality
problems. - Correct Answers -False

1-3 Circle the correct answer.
(Momentary/Temporary) problems last less than a few cycles and affect the magnitude
rather than the shape of a voltage waveform. - Correct Answers -Momentary

1-4 True or False.
Harmonics typically affect the shape of a voltage waveform. - Correct Answers -True

1-5 Circle the correct answer.
Which of the following are sources of power quality problems?

a) Nature
b) The power delivery system
c) Customer equipment
d) All of the above
e) Only b and c - Correct Answers -d) All of the above

1-6 True or False.
The main effect of a power quality problem is that customers become concerned about
the condition and operation of their facilities and equipment. - Correct Answers -False

2-1 True or False.
Microprocessor-based devices and other electronic equipment are extremely sensitive
to power disturbances. - Correct Answers -True

3-2
The equipment used to monitor power quality in a system can be broadly classified as
______. - Correct Answers -Event recorders.

3-3 True or False.