CSN AC 110 Esco Exam Practice quiz & Answers 100% Correct!

1. Heat which causes a change in temperature of a substance is called; A. latent heat B. sensible heat C. superheat D. radiant heat - ANSWERB. sensible heat 2. Heat added to a substance without a raise in temperature; (example: liquid refrigerant to gas) this process is called? A. latent heat of vaporization B. latent heat of fusion. C. superheat of vaporization D. superheat of fusion - ANSWERA. latent heat of vaporization 3. Heat added to the refrigerant in a vapor state after the evaporation process is called; A. latent heat B. subcooling C. superheat D. specific heat - ANSWERC. superheat 4. A scroll compressor move refrigerant by means of; A. a piston B. an impeller C. vane and cam D. involute spirals - ANSWERD. involute spirals 5. The movement of heat by way of fluid (or air) is called; A. conduction B. convection C. radiation D. percussion - ANSWERB. convection