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Autumn Examinations 2010: Analogue Electronics 1 (ELTR 6002), Exams of Digital & Analog Electronics

Aliah UniversityDigital & Analog Electronics

An examination paper from the cork institute of technology for the module 'analogue electronics 1' (eltr 6002), offered in the autumn semester of the academic year 2009/10. Instructions, module information, and seven examination questions covering topics such as the electromagnetic spectrum, diodes, decibels, and wave parameters. Students are required to answer five of the seven questions.

Typology: Exams

2012/2013

Uploaded on 03/30/2013

lalitchohan
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1 ELTR 6002
CORK INSTITUTE OF TECHNOLOGY
INSTITIÚID TEICNEOLAÍOCHTA CHORCAÍ
Autumn Examinations 2009/10
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
Dr. P. O’Sullivan
Internal Examiner: Mr M. O’Gorman
Instructions: Answer 5 of the 7 Questions.
All Questions Carry Equal Marks.
Duration: 2 Hours
Sitting: Autumn 2010
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 2009/

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 Dr. P. O’Sullivan Internal Examiner: Mr M. O’Gorman

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

Duration: 2 Hours

Sitting: Autumn 2010

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 Draw a sketch of the electromagnetic spectrum showing the main regions into which electromagnetic waves of different frequencies are allocated. [20 Marks]

Q.2 (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.3 (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.4 (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]