# Measurements and Instrumentation - EE8403, EE6404

## INTRODUCTION

Measurements and Instrumentation
Functional Elements of an Instrument
Static& Dynamic Performance Characteristics of an Instrument
Errors in Measurement
Statistical Evaluation of Measurement Data
Standard & Calibration
Important Short Questions and Answers: Measurements and Instrumentation - Introduction

## ELECTRICAL AND ELECTRONICS INSTRUMENTS

Principle and Types of Analog and Digital Voltmeters
Ammeters & Multimeters
Permanent Magnet Moving Coil Instrument (PMMC): Construction, Control, Torque Equation, Errors, Advantages and Disadvantages
Electrodynamometer (Eelectrodynamic) Type Instruments: Operating Principle, Control, Torque Equation, Errors, Advantages and Disadvantages
Rectifier Type Instruments
Types of Digital Voltmeter(DVM)
Single and Three Phase Wattmeters and Energy Meters: Construction and principle of operation
Electrodynamometer Wattmeters: Construction, Theory, Errors
Ferrodynamic Wattmeters
Three Phase Wattmeters
Instrument Transformers
Magnetic Measurements
Determination of B-H curve and Hysteresis Loop
Important Short Questions and Answers: Electrical and Electronics Instruments

## COMPARISON METHODS OF MEASUREMENTS

D.C and A.C Potentiometers
D.C and A.C Bridges
Wheatstone bridge(Null-type, D.C. bridge)
Deflection-type D.C. bridge
Null-type impedance A.C bridge
Schering Bridge: Definition, Circuit Diagram, Explanation, Advantages
Wien bridge: Definition, Circuit Diagram, Explanation, Advantages
Transformer Ratio Bridges & Self-Balancing Bridges
Interference and Screening
Electrostatic and Electromagnetic Interference
Grounding (or Earthing)
Multiple Earth and Earth Loops
Important Short Questions and Answers: Comparison Methods of Measurements

## STORAGE AND DISPLAY DEVICES

Recorders
Magnetic Disk and Tape
Digital Plotters and Printers
CRT(Cathode Ray Tube) Display and its Parts
Digital Storage Oscilloscope: Block Diagram, Explanation, Advantages
Data Logger: Definition, Components, Examples, Advantages, Applications
LED-Backlit LCD Television
LCD & Dot Matrix Display
Important Short Questions and Answers:Storage and Display Devices

## TRANSDUCERS AND DATA ACQUISITION SYSTEMS

Transducers
Classification of Electrical Transducers
Characteristics of Transducer
Transducer Selection Factors
Resistance Transducers
Capacitive Transducers and its Application
Inductive Transducers
Digital Transducers
Piezoelectric Transducers
Hall-effect transducers
Data Acquisition Systems and its Elements
Analogue-To-Digital Converters
Digital-To-Analogue (D/A) Conversion
Smart Sensors
Optical Transducer
Important Short Questions and Answers: Transducers

EE6404 Measurements and Instrumentation - Anna University 2013 Regulation Syllabus - Download Pdf
EE8403 Measurements and Instrumentation - Anna University 2017 Regulation Syllabus - Download Pdf

Measurements and Instrumentation - EE6404 May June 2015 Question Paper
Measurements and Instrumentation - EE6404 May June 2016 Question Paper
Measurements and Instrumentation - EE6404 May June 2017 Question Paper
Measurements and Instrumentation - EE6404 May June 2018 Question Paper
Measurements and Instrumentation - EE6404 Nov Dec 2015 Question Paper
Measurements and Instrumentation - EE6404 Nov Dec 2016 Question Paper
Measurements and Instrumentation - EE6404 Nov Dec 2017 Question Paper