Gas 3 Final Exam 2026 Questions and
Answers
The voltage reading across an open switch of an energized (12V) circuit should be?
- Correct Answer -Applied Voltage
Resistance in a circuit is measured by using a? - Correct Answer -Ohm meter
When the circuit flows in one direction while maintaining a constant voltage is
called? - Correct Answer -Direct Voltage
One horsepower of mechanical power is equal to _______ watts of electrical
power? - Correct Answer -750
The number of conductors in a number 14/2 gauge wire is? - Correct Answer -2
Transformers that share a winding or portion of winding are called? - Correct
Answer -Auto transformer
The two most important ratings of a capacitor are? - Correct Answer -Volts and
Microfarads
Voltage meters are read in ____ with the load? - Correct Answer -Parallel
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,Operating controls govern the operation of an electrical load and are always shown
in ______ position? - Correct Answer -Normally Open
One watt is equal how many BTU's? - Correct Answer -3.41
On a 120v receptacle the hotline connection are? - Correct Answer -Gold
What is the amount of amperage that could kill a person? - Correct Answer -
Lowest amount
An electron has a ____ charge. - Correct Answer -Negative
In line amp meters are always read in ____ with a load - Correct Answer -Series
On a 120v receptacle the neutral line connection terminals are? - Correct Answer -
Silver
The total capacitance of a series circuit that contains of a 5 mf and 10 mf? - Correct
Answer -3.3
Total capacitance in parallel circuit that contains of 10 ohms load and a 5 ohms
load is? - Correct Answer -15
Safety controls are always found in the ____ position? - Correct Answer -Closed
What is the kilowatt output of an electric heater that has 240v power supply and
draws 30 amps? - Correct Answer -7.20 kW
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, When using 14/2 wire how far must the conductor extend into the electrical box? -
Correct Answer -6 inches
Resistance in a circuit is measured by a ______? - Correct Answer -Ohm Meter
The voltage reading across a closed switch of an energized (120v) circuit should
be? - Correct Answer -Zero Volts
The total resistance of a series circuit that contains of two 10 ohms load is? -
Correct Answer -20 ohms
The total resistance of a parallel circuit that consists of 10 ohms load and a 5 ohms
load is? - Correct Answer -3.3 ohms
In a circuit the higher the resistance the lower the circuit flows? - Correct Answer -
True
An ampere is a unit for measure of? - Correct Answer -Electrical current
Transformers that produce a secondary voltage that is higher than the line voltage
is called? - Correct Answer -Step up
When testing a capacitor the first thing a technician should do is? - Correct Answer
-Make sure power is off
Ten horsepower of mechanical power is equal to_____ watts of electrical power? -
Correct Answer -7500
©COPYRIGHT 2025 ALL RIGHTS RESERVED 3
Answers
The voltage reading across an open switch of an energized (12V) circuit should be?
- Correct Answer -Applied Voltage
Resistance in a circuit is measured by using a? - Correct Answer -Ohm meter
When the circuit flows in one direction while maintaining a constant voltage is
called? - Correct Answer -Direct Voltage
One horsepower of mechanical power is equal to _______ watts of electrical
power? - Correct Answer -750
The number of conductors in a number 14/2 gauge wire is? - Correct Answer -2
Transformers that share a winding or portion of winding are called? - Correct
Answer -Auto transformer
The two most important ratings of a capacitor are? - Correct Answer -Volts and
Microfarads
Voltage meters are read in ____ with the load? - Correct Answer -Parallel
©COPYRIGHT 2025 ALL RIGHTS RESERVED 1
,Operating controls govern the operation of an electrical load and are always shown
in ______ position? - Correct Answer -Normally Open
One watt is equal how many BTU's? - Correct Answer -3.41
On a 120v receptacle the hotline connection are? - Correct Answer -Gold
What is the amount of amperage that could kill a person? - Correct Answer -
Lowest amount
An electron has a ____ charge. - Correct Answer -Negative
In line amp meters are always read in ____ with a load - Correct Answer -Series
On a 120v receptacle the neutral line connection terminals are? - Correct Answer -
Silver
The total capacitance of a series circuit that contains of a 5 mf and 10 mf? - Correct
Answer -3.3
Total capacitance in parallel circuit that contains of 10 ohms load and a 5 ohms
load is? - Correct Answer -15
Safety controls are always found in the ____ position? - Correct Answer -Closed
What is the kilowatt output of an electric heater that has 240v power supply and
draws 30 amps? - Correct Answer -7.20 kW
©COPYRIGHT 2025 ALL RIGHTS RESERVED 2
, When using 14/2 wire how far must the conductor extend into the electrical box? -
Correct Answer -6 inches
Resistance in a circuit is measured by a ______? - Correct Answer -Ohm Meter
The voltage reading across a closed switch of an energized (120v) circuit should
be? - Correct Answer -Zero Volts
The total resistance of a series circuit that contains of two 10 ohms load is? -
Correct Answer -20 ohms
The total resistance of a parallel circuit that consists of 10 ohms load and a 5 ohms
load is? - Correct Answer -3.3 ohms
In a circuit the higher the resistance the lower the circuit flows? - Correct Answer -
True
An ampere is a unit for measure of? - Correct Answer -Electrical current
Transformers that produce a secondary voltage that is higher than the line voltage
is called? - Correct Answer -Step up
When testing a capacitor the first thing a technician should do is? - Correct Answer
-Make sure power is off
Ten horsepower of mechanical power is equal to_____ watts of electrical power? -
Correct Answer -7500
©COPYRIGHT 2025 ALL RIGHTS RESERVED 3
