Hello Electrical Engineering students, I am sharing the Electrical measurements & Instrumentation PDF class lecture notes, eBook, book as per the Electrical Engineering Second year course syllabus. These Electrical measurements & Instrumentation quick revision notes will help you prepare on the exam day and score good marks.
List of topics covered in Electrical measurements & Instrumentation quick revision PDF Hand written class notes, book, eBook for Electrical Engineering Second Year:
List of topics covered in Electrical measurements & Instrumentation quick revision PDF Hand written class notes, book, eBook for Electrical Engineering Second Year:
- Measuring Instruments: Classification, Absolute and secondary instruments, indicating instruments, control, balancing and damping, constructional details, characteristics, errors in measurement, Ammeters,voltmeters: (DC/AC) PMMC, MI, Electrodynamometer type Wattmeters: Electrodynamometer type, induction type, single phase and three phase wattmeter,compensation, Energymeters: AC. Induction type siqgle phase and three phase energy meter, compensation, creep, error, testing, Frequency Meters: Vibrating reed type, electrical resonance type
- Instrument Transformers: Potential and current transformers, ratio and phase angle errors, phasor diagram, methods of minimizing errors; testing and applications.Galvanometers: General principle and performance equations of D' Arsonval Galvanometers, Vibration Galvanometer and Ballistic Galvanometer.Potentiometers: DC Potentiometer, Crompton potentiometer, construction, standardization, application.AC Potentiometer, Drysdale polar potentiometer; standardization, application.
- DC/AC Bridges: General equations for bridge balance, measurement of self inductance by Maxwell's bridge (with variable inductance & variable capacitance), Hay's bridge, Owen's bridge, measurement of capacitance by Schearing bridge, errors, Wagner's earthing device, Kelvin's double bridge.Transducer: Strain Gauges, Thermistors, Thermocouples, Linear Variable Differential Transformer(LVDT), Capacitive Transducers, Peizo-Electric transducers, Optical Transducer, Torque meters,inductive torque transducers, electric tachometers, photoelectric tachometers, Hall Effect Transducer
- CRO: Block diagram, Sweep generation, vertical amplifiers, use of CRG in measurement of frequency,phase, Amplitude and rise time of a pulse.Digital Multi-meter: Block diagram, principle of operation, Accuracy of measurement, Electronic Voltmeter: Transistor Voltmeter, Block diagram, principle of operation, various types of electronic voltmeter, Digital Frequency meter: Block diagram, principle of operation
Last edited by a moderator:
