Kerala PSC Previous Years Question Paper & Answer

Title : Jr Instructor (Mechanic Consumer Electronic Appliances) Industrial Training Dept (CAT NO 595/2017)
Question Code : A


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) Industrial Training Dept (CAT NO 595/2017)' 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 '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.

page: 8 out of 11
Excerpt of Question Code: 062/2019/OL

Correct Answer:- Option-A
Question66:-The principle of LCD display is
A:-Twisted pneumatic
D:-Vaccum display
Correct Answer:- Option-A
Question67:-In a 7 segment display system the decimal point is displayed by
A:-any one of the 7 bit
B:-f bit
C:-a separate 8th bit
D:-g bit
Correct Answer:- Option-C
Question68:-An UPS which does not require inverteris ____
A:-Online UPS
B:-Offline UPS
C:-DC power UPS
D:-Line interactive UPS
Correct Answer:- Option-C
Question69:-In a UPS the failure of AC input supply is indicated by
A:-Red lightnonly
B:-A buzzer only
C:-Both red light and buzzer
D:-None of these
Correct Answer:- Option-C
Question70:-The desirable changeover period fora UPSis __
A2 ms
B:-5 ms
C:-10 ms
D:-1 ms
Correct Answer:- Option-D
Question71:-Solar energy 15 ___ 78500706 ೦8 energy

Correct Answer:- Option-B
Question72:-A solar panel is usually designed to generate ___ volts DC
‎8:-3-5 ४
0:-12-20 ४
Correct Answer:- Option-D
Question73:-Which device is used ന remote control operated electronic equipment to work as an acceptor for the remote
A:-Zener diode
B:-Photo 01௦0௨
D:-Photo voltaic cell
Correct Answer:- Option-B
Question74:-The overall thickness of a LED is abaout
കട. ‏٥‎
‎B:-2.5 cm
D:-4.5 em
Correct Answer:- Option-B
Question75:-A LCD panel is not a self illuminated panel. For illuminating ‏۵٣٠ ____ 2۳۵۱م ى۳٤‎ used as backlight devices

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Jr Instructor (Mechanic Consumer Electronic Appliances) Industrial Training Dept (CAT NO 595/2017) : Video