Karnataka SSLC Question Paper 2025 Electronics and Hardware

Government of Karnataka
Karnataka Secondary Education Examination Board

Question Papers

A [ Joár ÊÜáá©ÅñÜ ±ÜâoWÜÙÜ ÓÜíTæ : 12
CCE RF

CÈÉí¨Ü PÜñܤÄÔ
[ Total No. of Printed Pages : 12
Revised Syllabus
[ Joár ±ÜÅÍæ°WÜÙÜ ÓÜíTæ : 34
NSQF LEVEL-2 [ Total No. of Questions : 34
ÓÜíPæàñÜ ÓÜíTæ : 22-E K Code No. : 22-E K
ËÐÜ¿á GÇæPÝó¯P…Õ & ÖÝv…ìÊæàÃ…
Subject : ELECTRONICS & HARDWARE
PܮܰvÜ ÊÜáñÜᤠBíWÜÉ ÊÜÞ«ÜÂÊÜá / Kannada and English Medium
ÍÝÇÝ A»Ü¦ì / Regular Fresh
©®ÝíPÜ 04. 04. 2025 ] [ Date : 04. 04. 2025
ÓÜÊÜá¿á ¸æÙÜWæY 10-00 Äí¨Ü ÊÜá«ÝÂÖÜ° 12-15 ÃÜÊÜÃæWæ ] [ Time : 10-00 A.M. to 12-15 P.M.

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±ÜÅÍ氱ܣÅPæ¿á®Üá° ñæÃæ¿áÆá CÈÉ PÜñܤÄÔ
±ÜÄàûݦìWÝX ÓÝÊÜޮܠÓÜãaÜ®æWÜÙÜá / General Instructions to the Candidate :
1. D ±ÜÅÍ氱ܣÅPæ¿áá Joár 34 ±ÜÅÍæ°WÜÙÜ®Üá° Öæãí©¨Üáª. »ÝWÜ&A ÊÜáñÜᤠ»ÝWÜ&BWÜÙÜ®Üá° JÙÜWæãíw¨æ.
»ÝWÜ&A ®ÜÈÉ Employability skills Wæ ÓÜíŸí˜Ô¨Ü ¯ÜÅÍæ®WÜÚ¨Üáª, »ÝWÜ&B ®ÜÈÉ GÇæPÝó­P…Õ &
ÖÝv…ìÊæàÃ…Wæ ÓÜíŸí˜Ô¨Ü ¯ÜÅÍæ®WÜÚÃÜáñܤÊæ.
This Question Paper consists of 34 questions including Part-A and Part-B.
Part-A consists of questions related to the Employability skills and Part-B
consists of the questions related to Electronics & Hardware.
2. D ¯ÜÅÍ殯ܣÅPæ¿á¬Üá® ×ÊÜáá¾S hÝPæp… ÊÜáãÆPÜ ÊæãÖÜÃÜá ÔàÇ… ÊÜÞvÜÇÝX¨æ. ±ÜÄàûæ
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A®ÜáÓÜÄÔ ., ±ÜÅÍ氱ܣÅPæ¿áÈÉ GÇÝÉ ±ÜâoWÜÙÜá CÊæÁáà Gí¨Üá ±ÜÄàüÔPæãÚÛ.
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¯WÜ©±ÜwÓÜÇÝ¨Ü ÓÜÊÜá¿áÊÜ®Üá° ±ÜÅÍ氱ܣÅPæ¿á ÊæáàÇݽWܨÜÈÉ ¯àvÜÇÝX¨æ.
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ÊÜáá©ÅñÜÊÝXÃÜáÊÜ ±ÜÅÍ氱ܣÅPæ¿á BÊÜ꣤ CÊæÃÜvÜã Jí¨æà BXÃÜáÊÜâ¨Ü®Üá° TÝñÜıÜwÔPæãÚÛ.
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CCE RF(A)/101/1876 1 of 12

CCE RF(A)/101/1876 22-EK (Level-2)
»ÝWÜ - A / PART - A

I. Four alternatives are given for each of the following questions /
incomplete statements. Choose the correct alternative and write
the complete answer along with its question number and alphabet :
3×1=3

1. "Sham bought a pen; he has a great Pen collection". The pronoun

in this sentence is

(A) Sham (B) bought

(C) he (D) has

2. Ravi works hard to get the best student award at the end of year.

What type of motivation is this ?

(A) Internal (B) External

(C) Emotional skill (D) Overconfidence

3. The valid file extension for notepad file is

(A) .jpg (B) .doc

(C) .text (D) .txt

II. Answer the following questions : 2×1=2

4. Why is enter key used in computer ?

5. Write any two basic ways in which people can help to sustainable

development goals.

2 of 12

CCE RF(A)/101/1876 22-EK (Level-2)

III. Answer the following questions : 2×2=4

6. What is time management ?

OR

How do you find your weakness ?

7. Mention four qualities one should have to become a successful

entrepreneur.

IV. Answer the following question : 1×3=3

8. Explain the meaning of verbal communication. Write its
advantages and disadvantages.

»ÝWÜ - B / PART - B
V. D PæÙÜX®Ü ±ÜÅÍæ°WÜÚWæ A¥ÜÊÝ A±Üä|ì ÖæàÚPæWÜÚWæ ®ÝÆáR BÁáRWÜÙÜ®Üá° ¯àvÜÇÝX¨æ.
AÊÜâWÜÙÜÈÉ ÖæaÜác ÓÜãPܤÊÝ¨Ü EñܤÃÜÊÜ®Üá° BÄÔ, A¨ÜÃÜ PÜÅÊÜÞûÜÃܨæãí©Wæ ±Üä|ì EñܤÃÜÊÜ®Üá°
ŸÃæÀáÄ 7×1=7

Four alternatives are given for each of the following questions /
incomplete statements. Choose the correct alternative and write

the complete answer along with its question number and alphabet :

9. CÊÜâWÜÙÜÈÉ ¯Ñð¿á ˨Üá®ݾ®Ü ZoPÜ

(A) vÜÁãàv… (B) pÝÅ­ÕÓÜrÃ…

(C) ÃæÔÓÜrÃ… (D) CíqWæÅàpæv… ÓÜPÜãÂìp…

3 of 12

CCE RF(A)/101/1876 22-EK (Level-2)

A passive electronic component in the following is

(A) Diode (B) Transistor

(C) Resistor (D) Integrated circuit

10. Óær¹ÇæçÓÜÃ… A¬Üá® ŸÙÜÓÜáÊÜ E¨æªàÍÜ

(A) ÊæäàÇæràh… A®Üá° ÖæbcÓÜÆá ÊÜÞñÜÅ

(B) ÊæäàÇæràh… A¬Üá® PÜwÊæáWæãÚÓÜÆá ÊÜÞñÜÅ

(C) ÊæäàÇæràh… A¬Üá® ÍÜã¬ÜÂWæãÚÓÜÆá

(D) ÊæäàÇæràh… HÃÜá¯æàÃܬÜá® ñÜvæ¿áÆá

Stabilizer is used for the purpose of

(A) Increasing the voltage only

(B) Decreasing the voltage only

(C) Bringing the voltage to zero

(D) Avoiding voltage fluctuation

11. ÄàÊÜáÃ… ÊÜÞ¨ÜÄ¿á gãÂÓÜÃ…¬Ü C¬æã®í¨Üá ÖæÓÜÃÜá

(A) ÊÜÞ¬ÜáÂÊÜÇ… gãÂÓÜÃ… (B) PæãàÇ…x¯æÅÓ… gãÂÓÜÃ…

(C) AÊÜÚ WæàÃ… gãÂÓÜÃ… (D) Êæ笅¯æÅÓ… gãÂÓÜÃ…

The alternate name of Reamer type Juicer is

(A) Manual Juicer (B) Cold Press Juicer

(C) Twin gear Juicer (D) Wine-press Juicer

4 of 12

CCE RF(A)/101/1876 22-EK (Level-2)

12. ­«Ý¬ÜÊÝX aÜÈÓÜáÊÜ £ÃÜáWÜá Íݶ…r A¬Üá® ¯Üñæ¤ ÊÜÞvÜáÊÜâ¨Üá,

(A) ¸æÉàv… (B) ZSS

(C) OLR (D) ÊÜáÈrËáàoÃ…

Slow movement of a rotating shaft is sensed by

(A) Blade (B) ZSS

(C) OLR (D) Multimeter

13. ÊæáçPæãÅàÊæàÊ… KÊܬ…¬ÜÈÉ ÓÜãûÜ$¾ ñÜÃÜíWÜWÜÙܬÜá® Eñݳ©ÓÜáÊÜ »ÝWÜ

(A) XÅÇ… (B) ÔrÃÜÃ… ¶Ý¬…

(C) ÊæàÊ…Wæçv… (D) ÊÜÞÂWæ®pÝŬ…

The part of microwave oven, which produces microwaves is

(A) Grill (B) Stirrer fan

(C) Waveguide (D) Magnetron

14. ÊÜÞÂWæ®pÝŬ…¬Ü ñݯÜÊܬÜá® ­¿áí£ÅÓÜáÊÜ ÓÜãûÜ$¾ ñÜÃÜíWÜ JÇæ¿á »ÝWÜ

(A) ¸æãÉàÊÜÃ… ¶Ý¬… (B) ÔrÃÜÃ… ¶Ý¬…

(C) vÜÁãàv… (D) ˨ÜáÂñ… ¯ÜÄÊÜñÜìPÜ

The part of the microwave oven that maintains the temperature of

the magnetron is

(A) Blower fan (B) Stirrer fan

(C) Diode (D) Transformer

5 of 12

CCE RF(A)/101/1876 22-EK (Level-2)

15. CÊÜâWÜÙÜÈÉ ÊÝÖÜPÜ ÊÜÓÜá¤

(A) WÝgá (B) ¸æÚÛ

(C) ÊÜáÃÜ¨Ü ñÜáívÜá (D) ÃÜŸºÃ…

A conducting material in the following is

(A) Glass (B) Silver

(C) Wood piece (D) Rubber

VI. ÓÜãPܤÊÝ¨Ü EñܤÃÜ©í¨Ü ¹qrÃÜáÊÜ ÓܧÙÜÊÜ®Üá° »Ü£ì ÊÜÞw 4×1=4

Fill in the blanks with suitable answer :

16. ¨ÜãÃÜÓÜí¯ÜPÜì ÊÜÂÊÜÓ槿áÈÉ ŸÙÜÓÜÇÝWÜáÊÜ PæàŸÇ…¬Ü Ë«Ü .......................... .

The type of cable used in the distance communication is ............. .

17. ÓÜãûÜ$¾ñÜÃÜíWÜ JÇæ¿áÈÉ AvÜáWæ¿á ±ÜÅWÜ£¿á®Üá° ñæãàÄÓÜáÊÜ AvÜáWæ PÜáÚ ( Cooking
cavity ) ¿á »ÝWÜ .......................... .

In the microwave oven ............... part of the cooking cavity shows
the progress of the food that is being cooked.

18. O.L.R. ®Ü ËÓÜõñÜ ÃÜã±Ü ………………… .

O.L.R. stands for ..................... .

19. PÜÙܯæ ÊæçÄíW… ÊÜÂÊÜÓ槿áá .....................Wæ PÝÃÜ|ÊÝWÜŸÖÜá¨Üá.

Poor wiring system can cause ................. .

6 of 12

CCE RF(A)/101/1876 22-EK (Level-2)
VII. 20. A-±Üqr¿áÈÉ ËáPÜÕÃ…®Ü »ÝWÜWÜÙÜ®Üá° ÊÜáñÜᤠB-±Üqr¿áÈÉ AÊÜâWÜÙÜ PÝ¿áìWÜÙÜ®Üá°
¯àvÜÇÝX¨æ. AÊÜâWÜÙÜ®Üá° Öæãí©Ô EñܤÃÜWÜÙÜ®Üá° PÜÅÊÜÞûÜÃܨæãvÜ®æ ŸÃæÀáÄ
4×1=4
Mixer parts are given in Column-A and their functions are
given in Column-B. Match them and write the answer with
alphabet :
A-±Üqr B-±Üqr
Column-A Column-B

i) ¯ÜÊÜÃ… PæàŸÇ… a) £ÃÜáWÜáÊÜ aÜƬæ¿á¬Üá® hÝÃ…Wæ ÊÜWÝìÀáÓÜáñܤ¨æ
Power cable Transfers rotating movements to
the Jar

ii) ÊæàWÜ ­«ÝìÃÜPÜ ÔÌa… b) ËáPÜÕÃ…Wæ ˨ÜáÂñ…ÍÜQ¤¿á¬Üá® J¿ááÂñܤ¨æ
Speed setting switch Carries electrical power to the
mixer

iii) ˨ÜáÂñ… ÓÜãaÜPÜ c) BÖÝÃÜÊܬÜá® AÃæ¿ááÊÜ ¸æÉàv… A¬Üá®
Power indicator Öæãí©ÃÜáÊÜ Jí¨Üá ±ÝñæÅ¿ÞX¨æ
A vessel which contains a blade to
grind the food

iv) ûæàñÜÅ ÊÜáñÜᤠBÊæáàìaÜÃ… d) ËáPÜÕÃ… ÊæàWÜÊ¬Ü Üá® Ÿ¨ÜÇÝÀáÓÜáñܤ¨æ
Field and armature Varies the speed of mixer

e) ËáPÜÕÃ…¬Ü Æ»ÜÂñæ¿á¬Üá® ÓÜãbÓÜáñܤ¨æ
Indicates the availability of mixer

f) ÊæãàoÃ…, hÝÃ…Wæ £ÃÜáWÜáÊÜ aÜƬæ¿á¬Üá®
¯àvÜáñܤ¨æ
Motor gives rotating movement to
the Jar

g) BÖÝÃÜ ¯Ü¨Ý¥ÜìWÜÙܬÜá® ÃÜáŸáºñܤ¨æ
Grinds food items

7 of 12

CCE RF(A)/101/1876 22-EK (Level-2)
VIII. D PæÙÜX®Ü ±ÜÅÍæ°WÜÚWæ EñܤÄÔ 4×1=4

Answer the following questions :

21. Ôí¯æÉP…Õ Çݯ… ÊæçíwíW…¬Ü bñÜÅÊܬÜá® ŸÃæÀáÄ.
Draw the diagram of Simplex Lap winding.

22. gãÂÓÜÃ… Gí¨ÜÃæà®Üá
What is a Juicer ?

23. ÓæãàÇæãà ÓÜãûÜ$¾ñÜÃÜíWÜ JÇæ Gí¨ÜÃæà®Üá
What is solo microwave oven ?

24. KÊܬ…¬ÜÈÉÃÜáÊÜ ÊÜÞÂWÜ®pÝŬ…Wæ ÓÜãûÜ$¾ ñÜÃÜíWÜWÜÙܬÜá® Eñܳ£¤ ÊÜÞvÜÆá ­¨æàìÎÓÜáÊÜ
»ÝWÜ ¿ÞÊÜâ¨Üá
Which part directs the production of microwaves in the magnetron
of a microwave oven ?

IX. D PæÙÜX®Ü ±ÜÅÍæ°WÜÚWæ EñܤÄÔ 4×2=8
Answer the following questions :

25. ÓÜPÜãÂìp… ¸æÅàPÜÃ…¬Ü ¿ÞÊÜâ¨Ý¨ÜÃÜã ¬ÝÆáR Ë«ÜWÜÙܬÜá® ÖæÓÜÄÔ.
Name any four types of circuit breakers.

26. ÓÜãûÜ$¾ñÜÃÜíWÜ JÇæ¿áÈÉ EaÜc ÊæäàÇæràh… ¯ÜÄÊÜñÜìPÜÊܬÜá® ËÊÜÄÔ.
Describe high voltage transformer in the microwave oven.
A¥ÜÊÝ /OR
ÓÜãûÜ$¾ñÜÃÜíWÜ JÇæ¿áÈÉ ÓÜÊÜá¿á¨Ü Öæãí¨Ý~Pæ¿á ÓÜÊÜáÓæ EípÝWÜÆá
PÝÃÜ|WÜÙÜ®Üá° £ÚÔ.
Mention the causes for the timing problem in microwave oven.

8 of 12

CCE RF(A)/101/1876 22-EK (Level-2)
27. Jí¨Üá ÓÜãûÜ$¾ñÜÃÜíWÜ¨Ü JÇæ PæÆÓÜ ¯ÊÜì×ÓÜᣤ¨æ, B¨ÜÃæ BÖÝÃÜÊÜ®Üá° ¹Ô
ÊÜÞvÜᣤÆÉ C¨ÜPæR PÝÃÜ|WÜÙÜ®Üá° £ÚÔ.

A Microwave oven is working but food is not getting heated up.
Mention the reasons for this.

28. ˨ÜáÂñ… E¯ÜPÜÃÜ|WÜÙÜ ¨ÜáÃÜÔ¤¿á ÓÜÊÜá¿á¨ÜÈÉ A¬ÜáÓÜÄÓܸæàPÝ¨Ü ÓÜáÃÜûÜñÝ
PÜÅÊÜáWÜÙÜ®Üá° ±Üqr ÊÜÞw.

List the safety procedures to be followed during repair of the
electric devices.

X. D PæÙÜX®Ü ±ÜÅÍæ°WÜÚWæ EñܤÄÔ 3×3=9
Answer the following questions :

29. ÊæãàoÃ…¬ÜÈÉ ÁãàP… Jí¨Üá ±ÜÅÊÜááS »ÝWÜÊÝX¨æ. ÓÜÊÜá¦ìÔ.

'YOKE' is an important part in the motor. Justify.

30. ËáPÜÕÃ…¬Ü bñÜÅÊܬÜá® ŸÃæ¨Üá, »ÝWÜWÜÙܬÜá® WÜáÃÜá£Ô.

Draw the diagram of mixer and label the parts.

31. ÓÜãûÜ$¾ñÜÃÜíWÜ JÇæ¿áÈÉ PÜáQíW… PÝÂËq¿á 3 »ÝWÜWÜÙÜ®Üá° ±Üqr ÊÜÞw ÊÜáñÜá¤
AÊÜâWÜÙÜ PÝ¿áìWÜÙÜ®Üá° ËÊÜÄÔ.

List the 3 parts of the cooking cavity in the microwave oven and
explain their functions.
A¥ÜÊÝ /OR

ÓÜãûÜ$¾ñÜÃÜíWÜ JÇæ¿áÈÉ ±ÜŨÜÍÜìPÜ¨Ü ÓÜÊÜáÓæÂWæ PÝÃÜ|WÜÙÜ®Üá° ±Üqr ÊÜÞw ÊÜáñÜá¤
AÊÜâWÜÙÜ®Üá° ËÊÜÄÔ.

List the causes for the display problem in microwave oven and
explain them.

9 of 12

CCE RF(A)/101/1876 22-EK (Level-2)

XI. D PæÙÜX®Ü ±ÜÅÍæ°WÜÚWæ EñܤÄÔ 3 × 4 = 12

Answer the following questions :

32. ÄÇæà¿á bñÜÅÊܬÜá® ŸÃæ¨Üá, PæÙÜX¬Ü »ÝWÜWÜÙܬÜá® WÜáÃÜá£Ô

i) aÜÈÓÜáÊÜ BÊæáàìaÜÃ…

ii) Ô§ÃÜ ÓÜí±ÜPÜì

iii) ˨ÜáÂñ…PÝíñÜ

iv) ÔøíW…

Draw the diagram of Relay and label the following parts :

i) Movable armature

ii) Static contact

iii) Electromagnet

iv) Spring

33. gãÂÓÜÃ…¬Ü ¿ÞÊÜâ¨Ý¨ÜÃÜã ¬ÝÆáR ZoPÜWÜÙܬÜá® ¯Üqr ÊÜÞw ¯ÜÅ£Áãí¨Ü¬Üá®
ËÊÜÄÔ.

List any four components of Juicer and explain about each of
them.

A¥ÜÊÝ /OR

WæùívÜÃ…¬ÜÈÉ ¨ÜáÃÜÔ¤ ÊÜÞw¨Ü ZoPÜ¨Ü ÓÜÄ¿Þ¨Ü PÝ¿áì­ÊÜìÖÜOæ¿á¬Üá®
¨Üê{àPÜÄÓÜáÊÜ AíÍÜWÜÙÜ®Üá° ±Üqr ÊÜÞw.

List the factors confirming the proper functioning of the repaired
unit of the grinder.

10 of 12

CCE RF(A)/101/1876 22-EK (Level-2)
34. ÓÜãûÜ$¾ñÜÃÜíWÜ JÇæ¿á hæãàvÜOÝ Ë«Ý¬ÜÊܬÜá® ÖÜíñÜ ÖÜíñÜÊÝX ŸÃæÀ áÄ.
Write the step by step assembling procedure of the microwave

oven.

A¥ÜÊÝ /OR

ÓÜãûÜ$¾ñÜÃÜíWÜ JÇæ¿á ÓÜÌafÜ ñæ ÊÜáñÜᤠ¯ÊÜìÖÜOÝ ±ÜÅQÅÁá¿á®Üá° ±Üqr ÊÜÞw.
List the cleaning and maintenance process of the microwave oven.

11 of 12

CCE RF(A)/101/1876 22-EK (Level-2)

12 of 12

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