CDC 3E151 HVAC/R AIR FORCE VOL 3 |ACTUAL
QUESTIONS AND VERIFIED ANSWERS|BRAND NEW
2026-2027 UPDATE|GRADED A+
Question 1
(401) What device uses heat energy to produce electrical energy?
a. Thermocouple.
b. Generator.
c. Battery.
d. Motor.
CORRECT ANSWER
a
Question 2
(401) To what do the kind of material, length, cross-sectional area, and temperature apply
in
electrical terms?
a. Power.
b. Voltage.
c. Current.
d. Resistance.
CORRECT ANSWER
d
Question 3
1
,(401) What is the unit of measurement for resistance?
a. Ohms.
b. Amps.
c. Watts.
d. Volts.
CORRECT ANSWER
a
Question 4
(401) What is the movement of electrons along a conductor?
a. Power.
b. Voltage.
c. Current.
d. Resistance.
CORRECT ANSWER
c
Question 5
(402) As a heating, ventilation, air conditioning, and refrigeration (HVAC/R) journeyman,
where
can you find the source of voltage?
a. Power lines to building.
b. Transformer to building.
c. Power plant for the base.
d. Wall outlet or breaker box.
CORRECT ANSWER
2
,d
Question 6
(402) Motors and lights in the electrical circuit we refer to as
a. load devices.
b. circuit parts.
c. load carriers.
d. units of current.
CORRECT ANSWER
a
Question 7
(402) How does electricity get from the source to the point of utilization?
a. Reactors.
b. Transmitters.
c. Telephone poles.
d. Conductors/wires.
CORRECT ANSWER
d
Question 8
(402) How many paths for current to flow does a series circuit have?
a. One.
b. Two.
3
, c. Three.
d. Four.
CORRECT ANSWER
a
Question 9
(402) What kind of circuit has two or more load devices with each having its own path?
a. Series.
b. Simple.
c. Compound.
d. Parallel.
CORRECT ANSWER
d
Question 10
(403) A circuit having a source of voltage of 12 volts and a resistance of 4 ohms has a
current
flow of
a. 2 amperes (amps).
b. 3 amps.
c. 4 amps.
d. 6 amps.
CORRECT ANSWER
b
4
QUESTIONS AND VERIFIED ANSWERS|BRAND NEW
2026-2027 UPDATE|GRADED A+
Question 1
(401) What device uses heat energy to produce electrical energy?
a. Thermocouple.
b. Generator.
c. Battery.
d. Motor.
CORRECT ANSWER
a
Question 2
(401) To what do the kind of material, length, cross-sectional area, and temperature apply
in
electrical terms?
a. Power.
b. Voltage.
c. Current.
d. Resistance.
CORRECT ANSWER
d
Question 3
1
,(401) What is the unit of measurement for resistance?
a. Ohms.
b. Amps.
c. Watts.
d. Volts.
CORRECT ANSWER
a
Question 4
(401) What is the movement of electrons along a conductor?
a. Power.
b. Voltage.
c. Current.
d. Resistance.
CORRECT ANSWER
c
Question 5
(402) As a heating, ventilation, air conditioning, and refrigeration (HVAC/R) journeyman,
where
can you find the source of voltage?
a. Power lines to building.
b. Transformer to building.
c. Power plant for the base.
d. Wall outlet or breaker box.
CORRECT ANSWER
2
,d
Question 6
(402) Motors and lights in the electrical circuit we refer to as
a. load devices.
b. circuit parts.
c. load carriers.
d. units of current.
CORRECT ANSWER
a
Question 7
(402) How does electricity get from the source to the point of utilization?
a. Reactors.
b. Transmitters.
c. Telephone poles.
d. Conductors/wires.
CORRECT ANSWER
d
Question 8
(402) How many paths for current to flow does a series circuit have?
a. One.
b. Two.
3
, c. Three.
d. Four.
CORRECT ANSWER
a
Question 9
(402) What kind of circuit has two or more load devices with each having its own path?
a. Series.
b. Simple.
c. Compound.
d. Parallel.
CORRECT ANSWER
d
Question 10
(403) A circuit having a source of voltage of 12 volts and a resistance of 4 ohms has a
current
flow of
a. 2 amperes (amps).
b. 3 amps.
c. 4 amps.
d. 6 amps.
CORRECT ANSWER
b
4
