PUE
University Karnataka Department of Pre University Education
Course & Year I PUC
Subject Electronics
Download Model Question Paper
Year 2023-24
Document Type PDF
Official Website https://pue.karnataka.gov.in/english

PUE PUC I Electronics Model Question Paper 2024

Download Karnataka Department of Pre University Education (PUE) 2024 First Year PUC Electronics Examination Model Question Paper.

Download PUE Karnataka I PUC 2024 Model Question Papers Here [All Subjects]

Download PUE PUC I Electronics Model Question Paper 2024

Course & Subject Model Question Paper
I PUC Electronics Download Here

PUE Karnataka PUC I Electronics Model Questions

I. Pick the right answer from the options given below:
1. Electron was invented by
a. JJ Thomson
b. Faraday
c. Kirchhoff’s
d. Dr William Gilbert

2. Which of the following is the SI unit of charge
a. Coulomb
b. Ampere
c. Watt
d. Ohms

3. The current flowing through a resistance of 2Ω, when a potential of 10V applied is?
a. 5A
b. 5mA
c. 0.5A
d. 0.5mA

4. Color code of 220Ω resistor is
a. Orange, Orange, Red
b. Red, Red, Red
c. Red, Red, Brown
d. Red, Red, Orange

5. Capacitance of capacitor depends on which of the following parameters
a. Distance between the plates
b. Permittivity of the medium
c. Area of the conductor
d. All of the above

6. The Inductor doesn’t allow sudden changes in
a. Voltage
b. Current
c. Resistance
d. Inductance

7. Among these which is NOT a transducer?
a. Loud Speaker
b. Microphone
c. Camera
d. Capacitor

8. Which among the following statements are true w.r.t. Inductor?
Statement I: In the case of inductors reactance is directly proportional to frequency.
Statement II: For DC inductors acts as a short circuit

a. Both I and II are false
b. Both I and II are true
c. Only statement I is true
d. Only statement II is true

9. For what value of Φ Average power of an AC signal in an LCR circuit will be zero
a. 0 degree
b. 45 degrees
c. 90 degrees
d. 180 degrees

10.The output voltage of IC 7812 is
a. +12 V
b. -12V
c. +9V
d. -9V

11.Semiconductor Diodes are used in rectifiers because.
a. Unidirectional device
b. Zero On state resistance
c. It’s a semiconductor device
d. None of the above.

12.Which of the following terminals of BJT are lightly doped?
a. Base
b. Collector
c. Emitter
d. None of the above.

13.In which of the following region do BJT operates as closed switch.
a. Active
b. Cut-off
c. Saturation
d. Both a and c

14. 15(10)=_______ (2)
a. 1011
b. 1111
c. 1010
d. 1110

15.In which logic gate output is HIGH if one of the inputs is LOW?
a. AND
b. OR
c. NOR
d. NAND

II. Fill in the blanks with choices given in the brackets. 5 x 1= 05
(Pulse oximeter, LOW, 0.7V, Zero, ONE, ECG)
16. Value of internal resistance of an ideal voltage source __________
17. __________ is the instrument used to measure oxygen content in blood.
18. Value of permittivity of AIR is ________
19. _____ is the value of barrier potential of silicon semiconductor Diode
20. In the logic circuit given below If the input A=1, B=0, output will be ________.

III. Answer any Five questions:
21. Draw the V-I characteristics of a practical voltage source.
22. Find the resistance between A and B.
23. Mention two control knobs of a CRO and write its uses.
24. Distinguish between active and passive components.
25. List the factors on which self-inductance of a coil depend.
26. What is capacitive reactance and give the expression for the capacitive reactance.
27. Write the circuit of positive clamper and show the input and output waveforms.
28. Find the Binary equivalent of (DADF)16?
29. List any four advantages of data sheet.

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