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Practice Questions - Section 1

Instructions:
The following questions are designed to give you the opportunity to practice for the EGSA Electrical
Generator Service Technician Certification exam and to determine areas where you may need study
and review.
Once you have taken the practice questions, you can check your answers using a separate document
from the ESGA Study Guide. This document contains explanations for most of the correct and in-
correct answers. Task links are also provided with each question. These links direct you to specific
category and task areas. From there, you can locate the text to use for reference on your specific area
of need.

Section One - Basic Electricity

1. A three phase electric generator has coils which are wound with how many degrees of separation?

a. 6 o
b. 120 o
c. 60 o
d. 150 o

2. Wattage is the measure of

a. Power
b. Current
c. Potential
d. Inductance

3. An AC sine wave has which of the following characteristics?

a. Peak-to-Peak Amplitude.
b. A Root Means Squared (RMS) value.
c. A corresponding current sine wave
d. All of the above

4. The difference between alternating and direct current is that AC is:

a. Bi-directional
b. Always constant
c. Safer
d. Faster

5. Reactive Power in an AC circuit is termed:

a. W
b. VA
c. VAR
d. Capacitive load

Page 5 - EGSA Apprentice Certification Program Study Guide