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 'Jr Instructor (Mechanic Consumer Electronic Appliances)' And exam conducted in the year 2019. And Question paper code was '062/2019/OL'. Medium of question paper was in Malayalam or English . Booklet Alphacode was ''. 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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B:-260em
ണേ
0:460-
Correct Answer:- Option-é
Question66:-The principle of LCD display is
‘AcTwisted pneumatic
B:-Pneumatics
C:Thermocouple
D:-Vaccum display
Correct Answer:- Option-é
Question67:-Ina 7 segment display system the decimal point is displayed by
‘Acary one of the 7 bit
Bef bit
Cea separate 8th bit
Deg bit
Correct Answer:- Option-C
‘Question68:-An UPS which does not require inverter is__
‘Ac Online UPS
B:-Offline UPS
೦-೦೦ power UPS
Di-Line interactive UPS
Correct Answer:- Option-C
Question69:-In a UPS the failure of AC input supply is indicated by
‘AcRed lightnonly
B:-A buzzer only
CeBoth red light and buzzer
D-None of these
Correct Answer:- Option-C
Question70:-The desirable changeover period for @ UPS وذ
കണട
B:-5 ms
مدت ms
کہ دم
Correct Answer:- Option-D
Question71:-Solar energy is_ resource of energy
‘Consumable
B:-Renewable
C-Dangerous
D:-Negligible
Correct Answer:- Option ®
Question72:-A solar panel is usually designed to generate _volts DC
۷ھ
2:۷
۷ی
0۷7
Correct Answer:- Option-D
Question73::Which device is used in remote control operated electronic equipment to work as an acceptor for the remote signal
AcZener diode
B:-Photo diode
CoIRLED