Kerala PSC Previous Years Question Paper & Answer
Page:11
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'TRADESMAN CHEMICAL ENGINEERING TECHNICAL EDUCATION QUESTION PAPER' And exam conducted in the year 2017. And Question paper code was '062/2017'. 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.
0622017 ااا ااا الام
72.
73.
74.
75.
76.
77
78.
79.
80.
Which of the following radiation produces heat ?
A) X-ray B) UV ray
C) Gamma ray D) Infrared
The substance used as neutron moderator in nuclear reactor is
A) Heavy water B) Dry ice
C) Liquid oxygen D) Liquid nitrogen
A variable area flow meter
A) Rotameter B) Orifice meter
C) Venturimeter D) Pitot tube
Pasteurization of milk is done by heating 74° C for
A) 1 minute B) 15 seconds
C) 3 minutes D) 45 seconds
The lowest temperature at which the oil vapour ignites and continues to burn for
5 second is called
ಸಿ) Flash point B) Cloud point
C) Fire point D) Pour point
Brass is composed of
A) Cu-Zn B) Cu-Fe
C) Cu-Sn D) Cu-Al
Which one of the process is used for water softening purpose ?
A) Lime soda 5) 760116
C) lon-exchange D) All of the above
Enzymeis a
A) Catalyst in biochemical reaction B) Living plant
C) Poison D) All of the above
Vanaspati is produced by the process of
A) Hydrolysis B) Hydrogenation
C) Oxidation D) Reduction
.11.
