FEBRUARY 2018 Sub. Code: 2335
BACHELOR IN AUDIOLOGY AND SPEECH LANGUAGE PATHOLOGY
FIRST SEMESTER (2017 2018)
PAPER V ELECTRONICS AND ACOUSTICS
Q.P. Code: 802335
Time: Three Hours Maximum 75 Marks
Answer All questions
I. Elaborate on: x 10 20)
1. Explain the principles of operation with a block diagram, calibration and
maintenance of audiometers.
2. Elaborate on Analog to digital Converter, sampling and quantization with
neat diagrams.
II. Write notes on: x 5 40)
1. Explain hearing aid with neat diagram.
2. Explain reverberation, reflection and absorption of sound with diagrams.
3. What are the fundamentals of digital filtering?
4. Explain how an audiometric room is constructed?
5. Explain 7 Segment display with a need diagram.
6. Explain the Characteristics of Sound.
7. Write the principles and working of automatic speech recognition with block
diagrams.
8. Compute the following:
101012 or 10101B in Binary form to Decimal form.
1001 in Binary to Hex.
III. Short answers on: x 3 15)
1. Define Polarity and Ground with Circuit Diagrams.
2. Explain Absorption coefficient and Sabine Formula.
3. Explain Line regulation and Load Regulation.
4. Write short note on LCD.
5. Explain Speech Synthesis.