ATT FC COMP TEST EXAM (updated 2025) Questions & Answers | Lates
Already Graded A+ UPDATE 2025|2026
1. What three factors determine the 1) Amount of current flowing through the body, 2)
severity of an electric shock? Path of current through the body, 3) Length of time
the body is in the circuit
2. How much current can be lethal? 50-150 milliamperes
3. How much more DC than AC does it 5 times: 12 ma AC, 60 ma DC
take to freeze a body to a conduc-
tor?
4. What are three types of burns? 1) Electrical, 2) Arc, 3) Thermal Contact
5. What are three well-known exam- 1) Fuse, 2) Circuit Breakers, 3) Ground-Fault Circuit
ples of electrical protection devices Interrupters (GFCIs)
6. Never use ____ or ____ to extinguish water, foam
an electrical fire because they are
electrically conductive substances.
7. What are the 4 steps that should 1) de-energize, 2) call the fire department, 3) control
be taken in the case of an electrical / put out the fire, 4) report fire
fire?
8. Schematic diagrams are drawn left, right
so that the date or signal flows
through the circuit from ____ to ____.
9. What are the two methods to trou- 1) trial and error, 2) logical procedure
bleshoot a circuit?
10. What are the four steps to trou- 1) Analyze the circuit, 2) Check the setup, 3) Calculate
bleshooting a circuit? and measure values, 4) Check the results.
, ATT FC COMP TEST EXAM (updated 2025) Questions & Answers | Lates
Already Graded A+ UPDATE 2025|2026
11. What are three characteristics of an 1) infinite resistance, 2) no circuit current, 3) measure
open? applied voltage
12. What are three characteristics of a 1) no resistance, 2) increases circuit current, 3) mea-
short? sures 0 voltage
13. What are the three characteristics 1) resistance increases or decreases, 2) increases or
of a changed value? decreases circuit current, 3) measures voltage other
than calculated
14. What is a representation of AC volt- The sine wave
age or current?
15. ____ is determined by the number of Frequency
cycles that occur in one second.
16. What is the basic unit of measure- the Hertz (Hz)
ment for frequency?
17. ____ is the length of time required Period
to complete one cycle of an AC sine
wave.
18. The symbol for period is ____? T
19. Time is expressed as a ____. decimal part of a second
20. The formula for period is ____. T=1/f
21. ____ is the distance from beginning Wavelength
to end of one complete cycle of an
AC sine wave.
22. The symbol for wavelength is ____. λ (lambda)
Already Graded A+ UPDATE 2025|2026
1. What three factors determine the 1) Amount of current flowing through the body, 2)
severity of an electric shock? Path of current through the body, 3) Length of time
the body is in the circuit
2. How much current can be lethal? 50-150 milliamperes
3. How much more DC than AC does it 5 times: 12 ma AC, 60 ma DC
take to freeze a body to a conduc-
tor?
4. What are three types of burns? 1) Electrical, 2) Arc, 3) Thermal Contact
5. What are three well-known exam- 1) Fuse, 2) Circuit Breakers, 3) Ground-Fault Circuit
ples of electrical protection devices Interrupters (GFCIs)
6. Never use ____ or ____ to extinguish water, foam
an electrical fire because they are
electrically conductive substances.
7. What are the 4 steps that should 1) de-energize, 2) call the fire department, 3) control
be taken in the case of an electrical / put out the fire, 4) report fire
fire?
8. Schematic diagrams are drawn left, right
so that the date or signal flows
through the circuit from ____ to ____.
9. What are the two methods to trou- 1) trial and error, 2) logical procedure
bleshoot a circuit?
10. What are the four steps to trou- 1) Analyze the circuit, 2) Check the setup, 3) Calculate
bleshooting a circuit? and measure values, 4) Check the results.
, ATT FC COMP TEST EXAM (updated 2025) Questions & Answers | Lates
Already Graded A+ UPDATE 2025|2026
11. What are three characteristics of an 1) infinite resistance, 2) no circuit current, 3) measure
open? applied voltage
12. What are three characteristics of a 1) no resistance, 2) increases circuit current, 3) mea-
short? sures 0 voltage
13. What are the three characteristics 1) resistance increases or decreases, 2) increases or
of a changed value? decreases circuit current, 3) measures voltage other
than calculated
14. What is a representation of AC volt- The sine wave
age or current?
15. ____ is determined by the number of Frequency
cycles that occur in one second.
16. What is the basic unit of measure- the Hertz (Hz)
ment for frequency?
17. ____ is the length of time required Period
to complete one cycle of an AC sine
wave.
18. The symbol for period is ____? T
19. Time is expressed as a ____. decimal part of a second
20. The formula for period is ____. T=1/f
21. ____ is the distance from beginning Wavelength
to end of one complete cycle of an
AC sine wave.
22. The symbol for wavelength is ____. λ (lambda)
