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Nate core Exam | 75 Questions with 100% Correct Answers
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1kwh of electric power is equivalent to ___ btu per hour. A. 3142 B. 6412 C. 9412 D. 6812 - A Gas valves operate at ____ voltage. A. 120v B. 230v C. 24v D. 12v - C What will be the resistance in the circuit if the supply voltage is 30v and current flowing through the circuit is 5A. A. 3 ohms B. 1/3 ohms C. 1/6 ohms D. 6 ohms - D Furnaces are placed into categories based upon. A. Venting characteristics B. Btuh capacity range C. Total airflow in CFM D. Gas valve type - A An oil separator is located in the____ A. Expansion line B. Liquid line C. Suction line D. Discharge line - D Propane and butane are ____ than air. A. Same weight B. Heavier C. Lighter - B
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