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 'TECHNICIAN GR II REFRIGERATION MECHANIC KCMMF LTD' And exam conducted in the year 2015. And Question paper code was '212/2015'. 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.
212/2015
5.
Maximum : 100 marks
Time : 1 hour and 15 minutes
Dryiceis:
(ಯ) Ammonia ) 0
(0 Carbon Mono oxide D) 00%
Which type condensers are commonly used in water coolers?
(ക) Natural Draft (8) Forced Draft
(C) -Water cooled (D) Coolant Circulation
The weight of HC charged to the system for drop in conversion from CFC 12 to HC is :
(4) 140% (B) 100%
(@) 40% D) 60%
The ball bearings of electrical motor are lubricated by :
(A) Grease (B) Air
(¢) 01 (D) Water
The component which controls the flow of refrigerant to the evaporator is called :
(ಗಿ) Solenoid valve (ए) Thermostat
(C) Expansion valve (D) Driers
Dehydrator is installed in the :
(ക) Discharge line (ए) Suction line
(©) Liquid line ~ (D) Capillary line
The idea of Pulsetube originated from Gifford is in :
(A) 1968 (B) 1947
(C) 1961 ಇ. 1930
[7.1.0.]
