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Mini quiz · Lesson 01
How HVAC Actually Works — Heat, Cold, and the Refrigeration Cycle
Question 01 / 07
Heat ALWAYS flows from:
Question 02 / 07
An air conditioner doesn't 'create cold' — it:
Question 03 / 07
In the refrigeration cycle, the compressor's job is to:
Question 04 / 07
A heat pump in HEATING mode runs the cycle:
Question 05 / 07
1 ton of AC capacity equals:
Question 06 / 07
Modern airtight homes need controlled ventilation because:
Question 07 / 07
CASE: A customer's AC blows lukewarm air. You measure refrigerant pressures — both suction and head are LOW. What does that tell you about the refrigerant cycle?
0 / 7 answered