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HVAC Certification Practice Tests Questions With 100% Correct Answers.
- Vak
- Instelling
Propane and Butane are _______ than air: - Heavier What will be the resistance in the circuit if the supply voltage is 30V and current flowing through the circuit is 5A - 6 ohms Temperature at which oil starts to produce a waxy substance that may interfere with the refrigeration system - Floc p...
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