1kwh of electric power is equivalent to ___ btu per hour.
A. 3142
B. 6412
C. 9412
D. 6812
o :## A
Gas valves operate at ____ voltage.
A. 120v
B. 230v
C. 24v
D. 12v
o :## C
What will be the resistance in the circuit if the supply voltage is 30v and current flowing
through the circuit i...
Nate core Questions and Answers
1kwh of electric power is equivalent to ___ btu per hour.
A. 3142
B. 6412
C. 9412
D. 6812
o :## A
Gas valves operate at ____ voltage.
A. 120v
B. 230v
C. 24v
D. 12v
o :## C
What will be the resistance in the circuit if the supply voltage is 30v and current flowing
through the circuit is 5A.
,2024/2025 2|Page
A. 3 ohms
B. 1/3 ohms
C. 1/6 ohms
D. 6 ohms
o :## D
Furnaces are placed into categories based upon.
A. Venting characteristics
B. Btuh capacity range
C. Total airflow in CFM
D. Gas valve type
o :## A
An oil separator is located in the____
A. Expansion line
B. Liquid line
C. Suction line
D. Discharge line
, 2024/2025 3|Page
o :## D
Propane and butane are ____ than air.
A. Same weight
B. Heavier
C. Lighter
o :## B
Current in a closed circuit is limited by which of the following?
A. Heat
B. Voltage
C. Temperature
D. Resistance
o :## D
_____ use two special helical rotors that introduce suction vapors then compress them.
A. All options are correct
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