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Study MCQ
Refrigeration and Air Conditioning Technician
HVAC PLANT
Set 1
Set 1
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Q10048
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What is the composition of oxygen in atmospheric air?
A
0.11
B
0.21
C
0.31
D
0.41
Q10049
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What is the expansion of ADP?
A
Apparatus Dew Point
B
Advanced Detection Process
C
Advanced Distributor Process
D
Appliance Durability Promotion
Q10050
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Which design data is used for indoor air in summer air conditioning?
A
20 DegreeC +/- 1 DegreeC and 30% RH
B
22 DegreeC +/- 1 DegreeC and 40% RH
C
24 DegreeC +/- 1 DegreeC and 50% RH
D
24 DegreeC +/- 1 DegreeC and 50% RH
Q10051
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Which atmospheric standard air is used in calculating air velocity?
A
23 Degree Centigrade and 760 mm
B
22 Degree Centigrade and 760 mm
C
21 Degree Centigrade and 760 mm
D
20 Degree Centigrade and 760 mm
Q10052
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Which types of heat are considered for occupants heat gain in AC space?
A
Radiant and latent heat
B
Sensible and latent heat
C
Sensible and radiant heat
D
Specific and sensible heat
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