Measurements and Instrumentation [EEE Department]

Measurements and Instrumentation [EEE Department]

Measurements and Instrumentation

INTRODUCTION

1. Measurements and Instrumentation
2. Functional Elements of an Instrument
3. Static& Dynamic Performance Characteristics of an Instrument
4. Errors in Measurement
5. Statistical Evaluation of Measurement Data
6. Standard & Calibration
7. Important Short Questions and Answers: Measurements and Instrumentation - Introduction

ELECTRICAL AND ELECTRONICS INSTRUMENTS

1. Principle and Types of Analog and Digital Voltmeters
2. Ammeters & Multimeters
3. Permanent Magnet Moving Coil Instrument (PMMC): Construction, Control, Torque Equation, Errors, Advantages and Disadvantages
4. Moving Iron Instruments: Classification, Construction, Torque Equation, Errors, Advantages and Disadvantages
5. Electrodynamometer (Eelectrodynamic) Type Instruments: Operating Principle, Control, Torque Equation, Errors, Advantages and Disadvantages
6. Rectifier Type Instruments
7. Types of Digital Voltmeter(DVM)
8. Single and Three Phase Wattmeters and Energy Meters: Construction and principle of operation
9. Electrodynamometer Wattmeters: Construction, Theory, Errors
10. Ferrodynamic Wattmeters
11. Three Phase Wattmeters
12. Instrument Transformers
13. Magnetic Measurements
14. Determination of B-H curve and Hysteresis Loop
15. Important Short Questions and Answers: Electrical and Electronics Instruments

COMPARISON METHODS OF MEASUREMENTS

1. D.C and A.C Potentiometers
2. D.C and A.C Bridges
3. Wheatstone bridge(Null-type, D.C. bridge)
4. Deflection-type D.C. bridge
5. Null-type impedance A.C bridge
6. Maxwell bridge: Definition, Circuit Diagram, Explanation, Advantages and Disadvantages
7. Schering Bridge: Definition, Circuit Diagram, Explanation, Advantages
8. Hay Bridge: Definition, Circuit Diagram, Explanation, Advantages and Disadvantages
9. Wien bridge: Definition, Circuit Diagram, Explanation, Advantages
10. Transformer Ratio Bridges & Self-Balancing Bridges
11. Interference and Screening
12. Electrostatic and Electromagnetic Interference
13. Grounding (or Earthing)
14. Multiple Earth and Earth Loops
15. Important Short Questions and Answers: Comparison Methods of Measurements

STORAGE AND DISPLAY DEVICES

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

TRANSDUCERS AND DATA ACQUISITION SYSTEMS

1. Transducers
2. Classification of Electrical Transducers
3. Advantages and Disadvantages of Electrical Transducers
4. Characteristics of Transducer
5. Transducer Selection Factors
6. Resistance Transducers
7. Resistance Thermometers: Construction, Advantages, Limitations
8. Thermistors: Construction, Advantages, Limitations
9. Capacitive Transducers and its Application
10. Inductive Transducers
11. Digital Transducers
12. Piezoelectric Transducers
13. Hall-effect transducers
14. Data Acquisition Systems and its Elements
15. Advantages, Disadvantages and Applications of Data Acquisition Systems
16. Analogue-To-Digital Converters
17. Digital-To-Analogue (D/A) Conversion
18. Smart Sensors
19. Optical Transducer
20. Important Short Questions and Answers: Transducers