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Autumn Examinations 2010/11 - Analogue Electronics 1, Exams of Digital & Analog Electronics

Aliah UniversityDigital & Analog Electronics

An examination paper for the module 'analogue electronics 1' (eltr6002) at cork institute of technology. Instructions for candidates, module title, school, programme titles, programme codes, external and internal examiners, duration, sitting, requirements, and a list of questions. The questions cover topics such as diode characteristics, decibel definition, power ratios, rectifier circuits, capacitor smoothing, and sine wave parameters.

Typology: Exams

2012/2013

Uploaded on 03/30/2013

lalitchohan
lalitchohan 🇮🇳

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1 ELTR 6002
CORK INSTITUTE OF TECHNOLOGY
INSTITIÚID TEICNEOLAÍOCHTA CHORCAÍ
Autumn Examinations 2010/11
Module Title: ANALOGUE ELECTRONICS 1
Module Code: ELTR6002
School: ELECTRICAL & ELECTRONIC ENGINEERING
Programme Titles:
Bachelor of Engineering in Electronic Engineering, Year 1
Bachelor of Engineering in Electronic Systems Engineering, Year 1
Programme Codes: EELXE_7_Y1
EELES_8_Y1
External Examiner(s): Dr. A. Donnellan
Mr. I. Kennedy
Internal Examiner: Mr M. O’Gorman
Instructions: Answer 5 of the 7 Questions.
All Questions Carry Equal Marks.
Duration: 2 Hours
Sitting: Autumn 2011
Requirements for this examination: N/A
Note to Candidates: Please check the Programme Title and the Module Title to ensure that you are
attempting the correct examination paper.
If in doubt please contact an Invigilator.
pf3

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CORK INSTITUTE OF TECHNOLOGY

INSTITIÚID TEICNEOLAÍOCHTA CHORCAÍ

Autumn Examinations 2010/

Module Title: ANALOGUE ELECTRONICS 1

Module Code: ELTR

School: ELECTRICAL & ELECTRONIC ENGINEERING

Programme Titles: Bachelor of Engineering in Electronic Engineering, Year 1 Bachelor of Engineering in Electronic Systems Engineering, Year 1

Programme Codes: EELXE_7_Y EELES_8_Y

External Examiner(s): Dr. A. Donnellan Mr. I. Kennedy Internal Examiner: Mr M. O’Gorman

Instructions: Answer 5 of the 7 Questions. All Questions Carry Equal Marks.

Duration: 2 Hours

Sitting: Autumn 2011

Requirements for this examination: N/A

Note to Candidates: Please check the Programme Title and the Module Title to ensure that you are attempting the correct examination paper. If in doubt please contact an Invigilator.

Q.1 (a) Sketch forward and reverse characteristics for a typical silicon diode and explain their shape. [15 Marks] (b) Ignoring any forward voltage dropped across the diodes, calculate the value of ‘V’ in the circuit below. [5 Marks]

Q.2 (a) Define the decibel. [8 Marks] (b) Express the following power ratios as gains or losses in decibels; [12 Marks] (i) 400, (ii) 100, (iii) 1 (iv) 0.5.

Q.3 (a) Sketch the circuit diagrams of both a half-wave rectifier and a full-wave bridge rectifier. [12 Marks] (b) Briefly describe the operation of the half-wave rectifier. [8 Marks]

Q.4 Show how capacitor smoothing may be introduced to a half-wave rectifier, and illustrate its effect with the help of waveform diagrams. [20 Marks]