Karnataka SSLC Model Question Paper 2027 for Elements Of Electrical Engineering IV (Paper 2)

FOR KARNATAKA CLASS 10 PREPARATION

Karnataka SSLC Model
Question Paper 2027 for
Elements Of Electrical
Engineering IV (Paper 2)
EXAM YEAR TYPE
Karnataka Class 10 2027 Sample Paper

Notes · Sample Papers · Previous Year Papers · Mock Tests

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Subject : ELEMENTS OF ELECTRICAL ENGINEERING –IV

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General instruction to the candidate:

1. This question paper consists of 17 questions.

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2. Follow the instructions given against the questions.
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4. 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.

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Page 1 of 4

Note: Answer all the questions
I. 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.
10X1=10

1. The S I unit of frequency is

(A) Seconds (B) volt
(C) Volt (D) Hertz

2. For a sine wave form factor is
(A) 0.637 (B) 1.11
(C) 0.707 (D) 1.41
3. The slip ring is made of
(A) Brass (B) Cast iron
(D) Aluminium (D) Copper

4. An A C generator works on the principal of

(A) Len’z law

(B) Ohm’s law

(C) Faraday’s laws of electromagnetic induction

(D) Right hand thumb rule

5. The core of the transformer is made of
(A) Silicon steel (B) Cast iron
(C) Copper (D) Aluminium

6. Electrical motors is an example for

(A) Magnetic effect (B) Heating effect

(C) Lighting effect (D) Chemical effect

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7. Which among the following is a renewable source?

(A) Diesel energy (B) Solar energy

(C) Nuclear energy (D) Tidal energy

8. Which of the power plant uses coal?
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c. opower plant (B) Thermal power plant
(A) Hydroelectric
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(C) Solarspower g l a
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An impurity
(A) Acceptor impurity (B) Pentavalent impurity
(C) Trivalent impurity (D) Donor impurity

10. A diode has
(A) Three terminal
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(B) One terminal
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(C) Two terminal c
(D) Four .terminal
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II. Answer all the questions ag
11. a) Define the term amplitude. ----2

b) Explain the following terms. ----3

i) AC

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ii) Frequency
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ii) Amplitude

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12. a) Define A C Generator. ----2
b) List any six applications of A C generator. ----3
c) Explain faraday’s law of electromagnetic induction. ----5

13 .a) Define is transistor. ----2
b) Explain with neat diagram self induced emf. ----3
c) Draw the neat diagram of squirrel rotor induction motor and
Label the parts. ----5

14. a) What are the types semiconductor. ----2
b) List any six parts of transformer. ----3
c) Draw the neat diagram of electric fan and label the parts. ----5

15. a) Give two examples for renewable sources of energy. ----2
b) Write short notes on hydroelectric power plant. ----3
c) Draw the neat diagram of solar power plant and label the parts. ----5

16. a) Define NPN-transistor. ----2
b) Write the comparison between renewable and
Non- renewable sources of energy. ----3
c) With neat diagram explain the working principle of transformer. ----5

17. a) Define diode. ----2
b) Explain the following terms. ----3
i) RMS Value
ii) Power factor
c) What is IC and list any three advantages of IC? ----5

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