Karnataka I PUC Electronics Model Question Paper 2021-22
Name of the Organisation : Department of Post University Education, Karnataka
Exam : I PUC Education Exam
Subject : Electronics
Document Type : Model Question Paper
Website : https://pue.karnataka.gov.in
Karnataka I PUC Electronics Model Question Paper
Department of Post University Education, Karnataka Education Model Question Paper I PUC for the year 2021-22.
Related / Similar Question Paper : Karnataka I PUC Education Model Question Paper 2021-22
Karnataka I PUC Electronics Model Questions
PART A
Answer any TEN questions:
1. What is internet ?
2. Define frequency.
3. When will a load receives maximum power from a source?
4. What is a multimeter?
5. Define resistance.
6. What is a microphone?
7. Define time constant during the discharge of capacitor through a resistance.
8. What are clippers?
9. What happens to the width of depletion layer of a p-n junction when it is reverse biased?
10. Name any one application of LED.
11. Draw the symbol of N-P-N transistor..
12. What does the arrow in the circuit symbol of a transistor indicate?
13. Expand MSB.
14. Write 1’s complement of the binary number 1011.
15. What is a part number?
PART B
Answer any FIVE questions:
16. List any two household electronic equipments/appliances.
17. What will be the resistance of open and short circuit?
18. Mention any two limitations of Ohm’s law.
19. Write the symbol of AC ammeter and DC voltmeter.
20. With appropriate diagram, write the expression for three inductors connected in series.
21. What are the factors upon which the time constant of R-L circuit depends?
22. How many diodes are used in a (i) Full wave centre tapped rectifier and (ii) Bridge rectifier.
23. Define transistor (BJT) and Write its current relation. .
24. Draw the symbol of AND gate. Write its output logical expression.
25. What are fixed regulators ? Name any one IC fixed regulator.
PART C
Answer any FIVE questions
26. Write any three application of electronics in the field of communication.
27. Explain voltage divider rule.
28. Find the electric current, electric power and electric energy at 2 seconds if the supply voltage is 12V and resistance is 10Ω.
29. Mention any three bio-medical electronic devices.
30. With a labelled diagram explain the construction of fixed type wire wound resistor.
31. A 10 KVA (i.e. 10KW) 2200/220 single phase transformer has 60 turns on secondary.
Find :
(i) Number of turns on primary coil
(ii) Primary current and
(iii) secondary currents
32. What is low pass filter? Draw the circuit diagram and frequency response curve of RC low pass filter.
33. Briefly explain the formation of N-type semiconductor.
34. Define adc of a transistor. Derive an expression for β in terms of α .
35. Write any three advantages of PCB.
Download Karnataka I PUC Electronics Model Question Paper
Download Full Karnataka I PUC Electronics Model Question Paper Here :
https://www.pdfquestion.in/uploads/pdf2022/kel-1.pdf