Calicut University 2006 B.E Electronics and Instrumentation Engineering FOURTH SEMESTER B.TECH(ENGINEERING) - ELECTRONIC INSTRUMENTATION AND MEASUREMENTS - Question Paper
Wednesday, 08 May 2013 08:25Web
C 20629
FOURTH SEMESTER B.TECH. (ENGINEERING) DEGREE exam
JUNE 2006
AI 04 405 ELECTRONIC INSTRUMENTATION AND MEASUREMENTS
Time:Three Hours Maximum:100 Marks
I.
1. List the static characteristics of an instrument.
2. What is the need of uncertainty analysis?
3. Draw the pulse response of a 2nd order system and comment.
4. What is sweep generator? How is it various from other kinds of generators?
5. Define resolution, linearity and accuracy of a D/A converter.
6. What is subranging ADC? Mention its principles.
7. Why is time base always a sawtooth? discuss with waveforms.
8. What is a watt-hour meter? elaborate its different types?
(8 x 5=40 marks)
II.
1. What are the standards of measurements? discuss every 1 briefly.
Or
2. How is methods of lowest square helpful in uncertainty analysis? Illustrate.
III.
1. Discuss the response of 2nd order instrument to (i)square input; (ii)ramp input.
Or
2. Draw the block diagram of a RF signal generator and discuss the function of every block.
IV.
1. Draw a charge distribution based ADC and explain the need for every and every block used.
Or
2. Differentiate bipolar DAC from other 1 and discuss the operation of a bipolar DAC using block diagram.
V.
1. What is delayed time base? When and where is it used? discuss with a suitable application.
Or
2. Draw the block diagram of a digital spectrum analyzer and discuss the operation.
(4 x 15= 60 marks)
Earning: Approval pending. |