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FIRST SEMESTER B.TECH DEGREE EXAMINATION, JANUARY 2016
Course Code: BE101-04
Course Name: INTRODUCTION TO ELECTRONICS ENGINEERING
Max. Marks: 100 Duration: 3 Hours
PART A

Answer ALL questions. Each question carries 2 marks

Color band sequence on a resistor is Yellow, Violet, Silver and Red. What is its resistance value?
What is the working principle of transformer?

A number 104 is written on the body of a ceramic capacitor. What is the value of capacitance?
Draw piecewise linear model of diode.

Differentiate between Zener and avalanche breakdown.

A Silicon diode has reverse saturation current of 2.51. at 300K.Find forward voltage for a
forward current of 10Ma.

Discuss the role of bypass capacitor in a single stage RC coupled amplifier?

The widely used voltage amplifier configuration is CE, mention the reason?

Derive the relationship between a and $.

Draw the equivalent circuit of a UJT.

Write 4 advantages of FET over BJT.

How FET functions as voltage variable resistor?

Why is the ripple factor of HWR higher than that of FWR?

Design a silicon diode clipper for transfer characteristics in figure below?