Kerala PSC Previous Years Question Paper & Answer
Page:6
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'LINEMAN NCA LC/AI PUBLIC WORKS ELECTRICAL WING' And exam conducted in the year 2017. And Question paper code was '002/2017/OL'. 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.
D:-735 watts
Correct Answer:- Option-C
Question49:-Which lamp will take more current 7
A:-40 watts 200 V
B:-100 watts 24 V
C:-1000 watts 230V
D:-100 watts 230 V
Correct Answer:- Option-C
Question50:-Star/Delta starter used ina :
A:-DC series
B:-DC Shunt
C:-AC single phase
D:-Three phase Induction Motor
Correct Answer:- Option-D
Question51:-It is difficult to magnetise steel because of its :
A:-Low permeability
B:-High permeabi
C:-High density
D:-High retentivity
Correct Answer:- Option-A
Question52:-One Farad is :
A:-One Coulomb per volt
B:-One volt per Coulomb
C:-Joule per volt
D:-Coulomb-Joules
Correct Answer:- Option-A
Question53:-Which of the following acts as depolarizer in a Lechlanche cell 7
A:-Zinc Chloride
B:-Carbon Powder
C:-Manganese dioxide
D:-Ammonium Chloride
Correct Answer:- Option-C
Question54:-What is the method of heat transfer accomplished in a hot water boiler 7
A:-Convection
B:-Conduction
C:-Radiation
D:-None of the above
Correct Answer:- Option-A
Question55:-Which motor is suitable for rolling mills 7
A:-DC shunt motor
B:-DC series motor
C:-DC cumulative motor
D:-DC differential motor
Correct Answer:- Option-C
Question56:-Composition of fuse wire :
A:-Lead 40 tin 60
B:-Lead 80 tin 20
C:-Lead 50 tin 50
D:-Lead 60 tin 40
Correct Answer:- Option-D
Question57:-Rated capacities of IC TP 300A switch :
A:-500V
B:-1000 V
£:-230
0۷
Correct Answer:- Option-A
Question58:-XC *=" **
ക:
8:20 का