D R1908 ‏تحت تک و دج‎ : 5
Reg No.: Name: 1112011 35
APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY
FIRST SEMESTER B.TECH DEGREE EXAMINATION, DECEMBER 2018

Course Code: BE101-04
Course Name: INTRODUCTION TO ELECTRONICS ENGINEERING

Max. Marks: 100 Duration: 3 Hours
PARTA

Answer all questions, each carries 5 marks. Marks

1 Give the specifications of a resistor. The colour bands marked on a resistor ೩೯೮ (5)

Blue, Grey, Yellow and Gold. What are the minimum and maximum resistance
values expected from that resistance?
2 Draw the V-I characteristics of an ideal diode and that of a piecewise linear (5)

model with explanation.

3 Explain the different configurations of a BJT. Compare the input resistance and (5)
output resistance in each case.
4 Discuss the parameters of a JFET? Obtain the relation connecting JFET (5)
parameters.
5 Draw the circuit diagram and output waveform of a positive clipper with clipping (5)
level at SV.
6 Compare the different parameters of Half wave and Centretapped fullwave (5)
rectifier.
7 Explain the working of a function generator with diagram. (5)
8 Explain the termsaccuracy, precision, resolution related to electronic measuring (5)
instruments,
PART B
Answer six questions, one full question from each module and carries 10 marks.
Module I
9 What are the various types of capacitors? Explain the constructional details of (10)

any two in detail.
OR

10 a) How are inductors classified based on their frequency of operation? Discuss the (6)

features and uses of each type.
b) Discuss the operating principle of transformers. How are they classified based (4)
on voltage levels?
Module II
11 a) Differentiate between Zener breakdown and Avalanche breakdown (5)

b) What is doping? Explain the mechanism of current flow in a P type (5)

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