Kerala PSC Previous Years Question Paper & Answer
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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'REFRIGERATION MECHANIC UIP HEALTH SERVICES' And exam conducted in the year 2016. And Question paper code was '066/2016'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'A'. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.
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Which type of valve is used in a reciprocating refrigeration compressor?
(4) rotary valve (B) poppet valve
(C) ring plate (D) glob valve
The presence of frost on the cooling coils of the evaporator of a refrigeration system :
(A) increases the compressor pressure
(8) act as the insulator and decreases the heat transfer rate
(€) makes the compressor run for comparatively short durations
(D) reduce the life of cooling coils
Dryiceis :
(ക) solidified carbondioxide
(B) ice free from dissolved air and gases
(0 ice free from impuritie: ⋅
(D) ice made from transparent distilled water
Which of the following machines can be used to obtain refrigeration at places where 01670 18
no electric power?
(ಯ) air refrigeration (8) steam jet refrigeration
(© vapour compression (D) vapour absorption
Rectifiers are used for converting :
(ಗಿ) wvoltage into current 0ھ (م)
(0 نا م 0ط (D) voltage in to velocity
The operation theatre in a hospital is to be air conditioned suggest the percentage of outside
air being circulated in the theatre :
(ಯ) ہد (8) 20
(0 80 യ) 100
The difference between D.B.T. and W.B.T. is called :
(ക) wet bulb depression (ए) dew point depression
(£) effective temperature (D) adiabatic saturation temperature
7 066/2016
[7.7.0.]
