D-None of the above
Correct Answer: Option-C
QuestionS0:-The device which divides the high pressure side and the low pressure side of a refrigerating system is known as
‘ACondenser
B:-Evaporator
CeReceiver
Expansion device
Correct Answer:- Option-D
QuestionS1:-The leakage in a refrigeration system using ammonia is detected by
‘Ac Halide torch
B:-Sulphur sticks
೦-5೦೩) and water
०-५॥ of these
Correct Answer: Option ®
QuestionS2:-One ton of refrigeration is equal to
#:2880,000 BTU/hr
B:-20,000 BTU/hr
C-12,000 BTU/hr
0-200 शाक
டட Option-C
೦050೦೧53: 775 undesirable property of a reftigerant is
‘Ac Non toxic
B:-Non flammable
‏وماق‎ explosive
D-High boiling point
Correct Answer:- Option-D
व conditioned air supplied to the room must have the capacity to take up
கரிம sensible heat load only
B:-Room latent heat load only
Both room sensible heat and latent heat loads
D-None of the above
Correct Answer: Option-C
0050055: 7711705130 expansion valve is used to maintain
‘AcConstant degree of superheat
B:-Constant degree of sub-cooling
C=Constant degree of superheat and sub-cooling
D-None of these
Correct Answer:- ೦೧000
೦050056: 7 a refrigeration system, why are expansion devices located closer to the evaporator ?
‘Aco avoid the flow of refrigerant
B:-To minimize the heat gain
ட்ட the flow of refrigerant
Do maximize the heat gain
Correct Answer: Option ®
QuestionS7:-The window type AC is installed slight slanting at the back. What is the reason for doing so ?
കന get more airflow on condenser surface
B:-To minimize sound level due to vibration
பட make condensate water flow into the drain pipe
0:76 get more cooling effect inside the room

Correct Answer: Option-C