Notes for Electrical and Electronics Measurement - EEM by Surendra Pattanaik

Definition, Accuracy and Precision, Significant Figures, Types of Errors. (b) Standards of Measurement: Classification of Standards, Electrical Standards, IEEE Standards.

Resistance: Measurement of Low Resistance by Kelvin’s Double Bridge, Measurement of Medium Resistance, Measurement of High Resistance, Measurement of Resistance of Insulating Materials, Portable Resistance Testing set (Megohmmeter), Measurement of Insulation Resistance when Power is ON, Measurement of Resistance of Earth Connections. (b) Inductance: Measurement of Self Inductance by Ammeter and Voltmeter, and AC Bridges (Maxwell’s, Hay’s, & Anderson Bridge), Measurement of Mutual Inductance by Felici’s Method, and as Self Inductance. (c) Capacitance: Measurement of Capacitance by Ammeter and Voltmeter, and AC Bridges (Owen’s, Schering & Wien’s Bridge), Screening of Bridge Components and Wagnor Earthing Device.

Construction, Theory and Principle of operation of D’Arsonval, Vibration (Moving Magnet & Moving Coil types), and Ballistic Galvanometer, Influence of Resistance on Damping, Logarithmic decrement, Calibration of Galvanometers, Galvanometer Constants, Measurement of Flux and Magnetic Field by using Galvanometers

Derivation for Deflecting Torque of; PMMC, MI (attraction and repulsion types), Electro Dynamometer and Induction type Ammeters and Voltmeters

Measurement of single phase and three phase power by wattmeter, Construction, Theory and Principle of operation of (a) Electro-Dynamometer and Induction type Wattmeters, (b) Single Phase and Polyphase Induction type Watt-hour meters, (c) Frequency Meters, and (d) Power Factor Meters.

Construction, Theory, Characteristics and Testing of CTs and PTs.

Amplified DC Meters, AC Voltmeters using Rectifiers, True RMS Voltmeter, Considerations for choosing an Analog Voltmeter, Digital Voltmeters (Block Diagrams only), Q-meter.

Block Diagrams, Delay Line, Multiple Trace, Oscilloscope Probes, Oscilloscope Techniques, Introduction to Analog and Digital Storage Oscilloscopes, Measurement of Frequency, Phase Angle, and Time Delay using Oscilloscope.

Potentiometer