Basic HVAC Quiz for HVAC Engineers

Following Quiz is related to ,HVAC ,vapor absorption cycle (single effect and double effect)and Lithium Bromide Chillers.



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TACK YOUR HVAC QUIZ

1. Expansion device in refrigeration machines is also sometimes called



Condenser

Compressor

Evaporator

Throttle valve



2. Solution in absorption chiller consists of



Refrigerant only

Rrefrigerant and water

Refrigerant & absorbent

None of above



3. Heat in the lithium bromide chiller generator releases_________ from solution.



refrigerant vapors

water (in liquid form)

absorbent vapors

None of them



4. The maximum refrigerant vapors from evaporator are absorbed in the absorbent in the ___ .



Evaporator

Heat exchanger

absorber

Generator



5. A solution with relatively high % of absorbent and relatively low % of refrigerant is called



Weak solution

Absorbent

Refrigerant

Strong solution



6. A solution with relatively low % of absorbent and relatively high % of refrigerant is called



Weak solution

Dilute solution

both A & B

None of above



7. Generator in single effect absorption chiller receives strong solution from



Evaporator

LT/HT hx

Absorber

invalid question



8. In the absorption process, refrigerant (water) is absorbed into a(n) _____



absorbent

solution in absorber

strong solution

All of above



9. Common heat sources for absorption system generator are________.



Steam

Hot water

Gas

All of above



10. Conversion of the strong solution into solid or slushy mass is called



Condensation

Desorption

Evaporation

Crystallization