Karnataka SSLC Question Paper 2023 Elements of Electronics Engineering

Karnataka Board
Question Paper

SSLC
Question Paper

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4 z RF(A)/100/3324

Question Paper Serial No.
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Total No. of Printed Pages : 8 ]
Jlflo Æ⁄√ÀÊ-V⁄◊⁄ —⁄MSÊ¿ : 8 ] CCE RF
Total No. of Questions : 8 ]
NEW SYLLABUS

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100
Code No. : 53

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Subject : ELEMENTS OF ELECTRONICS ENGINEERING-IV

TEAR HERE TO OPEN THE QUESTION PAPER
( À¤≈¤ @∫⁄¥¿£% / Regular Fresh )

¶´¤MO⁄ : 08. 04. 2023 ] [ Date : 08. 04. 2023

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—⁄»⁄flæ⁄fl : ∑◊⁄VÊX 10-30 ¬M•⁄ »⁄fl®¤¿‘⁄-1-45 ¡⁄»⁄¡ÊVÊ ] [ Time : 10-30 A.M. to 1-45 P.M.
Æ⁄¡⁄»⁄·¤»⁄© @MO⁄V⁄◊⁄fl : 80 ] [ Max. Marks : 80
General Instructions to the Candidate :
1. This Question Paper consists of objective and subjective types of
8 questions.
2. This question paper has been sealed by reverse jacket. You have
to cut on the right side to open the paper at the time of
commencement of the examination. Check whether all the pages
of the question paper are intact.
3. Follow the instructions given against both the objective and
subjective types of questions.
4. Figures in the right hand margin indicate maximum marks.
5. The maximum time to answer the paper is given at the top of the
question paper. It includes 15 minutes for reading the question
paper.
Tear here

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Note : Answer all the questions.

1. Four alternatives are given for each of the following questions /

incomplete statements. Select the most appropriate alternative

and write it in the answer book along with its alphabet :

10 × 1 = 10

i) The base of hexadecimal number is

(A) 10 (B) 8

(C) 6 (D) 16

ii) According to the NOT gate, 1 =

(A) 0 (B) 1

(C) 2 (D) 3

iii) First IC chip was developed by

(A) C. V. Raman (B) W. H. Brattain

(C) J. S. Kilby (D) Robert Noyce

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iv) Monolithic ICs are fabricated within a

(A) soft stone (B) single stone

(C) silicon layer (D) ceramic base

v) The major component of MOS IC is a/an

(A) FET (B) bipolar

(C) MOSFET (D) SCR

vi) An ideal Op-amp has

(A) low bandwidth

(B) high bandwidth

(C) finite bandwidth

(D) infinite bandwidth

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vii) The output of AND gate is 1 when both the inputs will be

(A) 1 (B) 0

(C) defined (D) undefined

viii) The gate which is having only one input and one output, is

(A) AND (B) NAND

(C) NOT (D) OR

ix) The energy of the signal depends on

(A) phase (B) frequency

(C) amplitude (D) all of these

x) Which is not a characteristic of a signal ?

(A) Size (B) Frequency

(C) Phase (D) Amplitude

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2. a) List the digits which are used in the binary number system.

2

b) Explain Decimal number system. 3

c) Convert the following decimal numbers into octal number

system : 5

i) (247)10

ii) (172·878)10

3. a) Define Fan-out characteristics of IC. 2

b) How do you classify ICs ? Explain any one. 3

c) Write a short note on monolithic IC. 5

4. a) Define Op-Amp. 2

b) Draw the symbol of Op-Amp with power supply terminals. 3

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c) Explain the block diagram of Op-Amp. 5

5. a) Draw a neat symbol of NOR gate. 2

b) Explain the logic operation of OR gate. 3

c) Draw the logic symbol, Pin diagram of AND gate and also

write its truth table. 5

6. a) Define the term ‘transmitter’ in communication system. 2

b) Explain the term ‘channel’. 3

c) Draw the block diagram of communication system and

explain ‘source’. 5

7. a) What do you mean by ‘bit’ ? 2

b) Explain the importance of operational amplifier. 3

c) List the applications of Linear and Non-linear ICs. 5

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8. a) Define the term ‘fading’. 2

b) Explain modulated signal. 3

c) Convert E 8 D 6 in hexadecimal to binary and decimal. 5

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