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Refrigerants Basic Quiz Test 4
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Question 1 of 15
1. Question
1 pointsWhich of the following type of refrigerant cool substances by absorbing their sensible heats:
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Question 2 of 15
2. Question
1 pointsWhich of the following property is desirable for a refrigerant:
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Question 3 of 15
3. Question
1 pointsWhen Carbon dioxide is used as refrigerant, the size of the compressor will be:
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Question 4 of 15
4. Question
1 pointsFreon compounds are good conductors of electricity:
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Question 5 of 15
5. Question
1 pointsHigh molecular weight of the Freon compound attributes to which of the following:
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Question 6 of 15
6. Question
1 pointsWhich of the following Freon Refrigerant has highest density:
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Question 7 of 15
7. Question
1 pointsWhich of the following refrigerant has lowest specific volumes as vapor:
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Question 8 of 15
8. Question
1 pointsWhen Carbon dioxide is present in the condenser water, the water will turn ______with addition of bromothymol blue:
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Question 9 of 15
9. Question
1 pointsWhen a large concentration of methyl chloride leak is detected using halide torch, a brilliant ______ flame is produced:
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Question 10 of 15
10. Question
1 pointsFor detecting the sulfur dioxide leak, which of the following is not used:
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Question 11 of 15
11. Question
1 pointsThe lower the molecular weight of the refrigerant, the ______ the hole must be required for the refrigerant to escape:
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Question 12 of 15
12. Question
1 pointsWhich of the following refrigerant has highest vapor enthalpy:
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Question 13 of 15
13. Question
1 pointsThe hydrolysis rate (reaction of refrigerant with water) for the Freon compounds are generally ____ when compared with other halogenated compounds:
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Question 14 of 15
14. Question
1 pointsA worker adversely affected by fluorocarbon vapors should be treated with adrenaline (epinephrine):
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Question 15 of 15
15. Question
1 pointsMagnesium alloys and Aluminum containing more than ______ of magnesium is not recommended for use in system containing Freon compounds in presence of water:
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