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