2nd PUC Karnataka Board Class 12th Electronics Model Paper 2025: The Karnataka School Examination and Assessment Board (KSEAB) has made available the latest model test papers for 2nd PUC for class 12 students. The model papers are made available on the official website of the Karnataka Board. Students can download the 2nd PUC Karnataka Board Class Model Paper for the current academic year 2024-25.
The Board has released the blueprints along with the model paper which provides insights into the question paper structure with a marking scheme. Sample Question Papers prepare the students for upcoming exams. Check and download all the 2nd PUC sample papers with blueprints here.
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KSEAB 2nd PUC Electronics Model Paper 2024-25
Karnataka Board has published the latest model test papers for class 12. The board has provided three sets of sample papers along with their blueprints. These sample papers will help the students to start their preparations for the exam accordingly. Students can take a look at these sample papers and download the rest of the sample papers with their blueprints for free.
KSEAB 2nd PUC Electronics Model Sample Paper 2025
PART A
I. Select the correct answer from the choices given:
1. Name a unipolar device.
a)Diode b) BJT c) FET d) TRIAC
2. For faithful amplification the operating point is chosen at the
a)Centre of the active region b) Cut-off region
c) Saturation region d) Inversion region
3. What is the phase difference between the input and output of a transistor CB amplifier?
a) 00 b) 600 c) 900 d) 1800
4. What happens to the input impedance of an amplifier when voltage series negative feedback is applied?
a)Remains the same b) Increases c) Decreases d) Oscillates
5. The voltage gain of an ideal Op-amp is
a) 0 b) ∞ c) 106 d) 1000
6. Zero crossing detector is an application of
a)Subtractor b) Adder
c) Comparator d) Inverting amplifier
7. Mention the high-frequency stability oscillator
a)Crystal oscillator b) Hartley oscillator
c) Wein bridge oscillator d) Colpitts oscillator
8. Name the layer of the Ionosphere.
a)D layer b) E layer c) F layer d) All of these
This is Part A of Electronics Sample Paper 1. We are providing a link to link for free to download the rest of the sample paper. Click the link below to download all three model papers and blueprints in PDF format for free. These resources will assist students in preparing for their upcoming board exams and help them achieve higher scores.
Model Paper | Blueprint |
The model paper is a valuable resource for students that helps the students to practise and grasp key concepts. By practising these questions, students can build confidence for the exams. These topics not only aid in test preparation but also lay a foundation for future learning.
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