Mahatma Gandhi University (MGU) 2007 B.Tech Electronic Instrumentation & Control Engineering electronics and instrumentation - Question Paper

ELECTRONIC INSTRUMENTATION
FIFTH SEMESTER

MODULE one
Generalized instrumentation system –units and standards-calibration methods- standards of measurement –classification of errors- fault analysis
Static characteristics – accuracy , precision, sensitivity, linearity, resolution, hysteretic, threshold, input impedance, loading effect etc – dynamic characteristics

MODULE 2
Electronic analog meters: DC voltmeters- loading- transistor volt meter- chopper type-DC amplifier voltmeter – solid state voltmeter –differential voltmeter – peak responding voltmeter – actual RMS voltmeter- cal liberation of DC instrument
Digital voltmeter- introduction –ramp technique –dual slope –integrating kind DVM – successive approximations kind DVM –resolution and sensitivity of digital meters –general specifications of a DVM

MODULE 3
Analog instruments- output power meters- field strength meter- phase meter- vector impedance meter – Q meter –LCR bridge-Remitters –automatic bridges- transistor tester – analog Ph meter
Digital instruments: digital multimeter- digital frequency meter- digital measurement of time- universal counter –electronic counter- digital tachometer –digital pH meter-digital phase meter –digital capacitance meter- automation in digital instrument- microprocessor based instruments –digital instruments with GPIB interface

MODULE 4
Signal generators-fixed and variable AF oscillators-AF sine and square wave generator. Function generator- square and pulse generator –random noise generator- sweep generator –TV sweep generator –market generator- sweep market generator, .Obispo video trend generator-color bar generator- vector scope- beat frequency oscillator- frequency selective wave analyzer –heterodyne wave analyzer-harmonic distortion analyzer –spectrum analyzer- digital Fourier analyzer

MODULE 5
Measuring instruments: principle of operation of galvanometers, PMMC, moving iron instrument –resistance measurement using Wheatstone bridge, Kelvin double bridge, ohm meters AC bridges –Maxwell Bridge –Maxwell we in bridge- hay’s bridge-Schering bridge –Anderson bridge- Campbell Bridge

REFERENCES

1. MODERN ELECTRONICINSTRUMENTATION&
MEAUREMENTS ALBERT D HELLFRICK
2. ELECTRONIC MEASUREMENTS &
INSTRUMENTATION OLIVER B. H & CAG J M
3. ELECTRONIC INSTRUMENTATION H S KALSI

Earning:   Approval pending.