220 Unit 22 Grade REVIEW TEST Date Name condenser has an effect on the A. liquid

Question

220 Unit 22 Grade REVIEW TEST Date Name condenser has an effect on the A. liquid refrigerant in the receiver B. vaporization that takes place in C. head pressure in the condenser D. operation of the capillary tube. 7. The varied temperatures of a Circle the letter that indicates the correct ansuwer 1. The refrigerant in a condenser in a refr A. absorbs heat. B. gives up heat. C. changes to a vapor D, is under lower pressure than in an evaporator 8. In a water-cooled condenser, the temperature is normally the leaving water. A. 40PF B. 35 F C. 25°F D. 10°F the 2. The condenser is operated at evaporator. A. a lower pressure B. a higher pressure than C. the same pressure as D. a lower temperature than 3. The tube-within-a-tube condenser is 9. In a wastewater condenser, a regulating vabea used to control the A. refrigerant flow B. refrigerant temperature. C. water flow D. water temperature. a water-cooled B. an air-cooled C. an evaporativ D. a high-pressure 4. Mineral deposit acts asi 10. The primary reason for using a recirculating a water-cooled condenser. A. a conductor B. an insulator C. a cleansing solution D. a rust inhibitor system in a c A. save refrigerant. B, more efficienrly vaporize the refrigerant C. save or reuse the water. D. raise the water temperature. 5. The coil in a shell-and-coil condenser must be cleaned A. by removing the end caps. B. with a brush. C. chemically D. by air pressure 11. The cooling tower is used to A. cool the refrigerant. B. raise the head pressure in the condenset C. remove heat from the condenser watet D. increase the superheat in the suction linc 6. The shell-and-tube condenser can be cleaned 12. A natural-draft cooling tower s A. with a brush after removing the end caps. B. only with chemicals. C. with compressed air take advantage of the A. afternoon sun. B. prevailing wind. C. prevailing rain. D. longer summer days D. by sending it to a specialized shop where it is immersed in a cleaning solution.

Explanation / Answer

1. B. Gives up heat

2. B. at a higher pressure than

3. A. a water cooled

4. B. an insulator

5. C. chemically.

6. A. with a brush after removing end caps.

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