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Pawan Chandani

In this course, the educator will discuss the introduction to PMMC instrument, features of PMMC instrument, enhancement of Ammeter, enhancement of Voltmeter, Rectifier type instrument, Error due to calibration.

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Hindi

(Hindi) Part 2: Electrical and Electronics Measurements

Indicating Instruments

Electrical and Electronic Measurements

Electrical Engineering

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In this lesson I've discussed basic introduction about PMMC instrument.

PMMC Instrument Part 1 (in Hindi)

In this lecture I have discussed the derivation of deflecting torque equation for the PMMC instrument

PMMC Instrument Part 2 (in Hindi)

In this lecture I've discussed steady state condition and features of PMMC instrument.

PMMC Instrument Part 3 (in Hindi)

In this lecture I have discussed disadvantage of PMMC instrument and compensation of temperature effect in PMMC instrument by using swamping resistance.

PMMC Instrument Part 4 (in Hindi)

In this lesson I have discussed enhancement of ammeter that means how to increase the range of PMMC metre when we use it as an ammeter.

PMMC Instrument Part 5 (in Hindi)

In this lecture I have discussed enhancement of voltmeter and sensitivity of voltmeter.

PMMC Instrument (Part 6)

In this lecture I have discussed loading effect in a voltmeter and also discussed one problem based on enhancement of voltmeter.

PMMC Instrument (Part 7)

In this lecture I have discussed introduction of rectifier type instrument and why we use rectifier type instrument.

Rectifier Type Instrument (Part 1)

In this lesson I have discussed half wave rectifier meter and also compared sensitivity when we apply AC to DC.

Rectifier Type Instrument (Part 2)

In this lesson I have discussed full wave rectifier instrument and form factor calculation for different waveforms.

Rectifier Type Instrument (Part 3)

In this lesson I have discussed error due to calibration and take one problem based on error due to calibration.

Rectifier Type Instrument (Part 4)

In this lesson I have discussed summary of the course and  Previous years GATE problems based on PMMC instrument.

Previous Years GATE Problems besed on PMMC Instrument (Part 1)

In this lecture I have discussed some problems based on PMMC and Rectifier Type Instrument.

Previous Years GATE Problems besed on PMMC Instrument (Part 2)

In this course I've discussed advantages of digital meter, working of digital meter, ADC conversion time, Resolution and sensitivity, Over-ranging of digital meters, total error, concept of potentiometer and it's applications.

(Hindi) Part 9: Electrical and Electronics Measurements

In this course first we discuss Introduction of Bridge Circuit.  What are AC Bridge & DC Bridge. In AC Bridges We discuss Detectors, Wagner Earth Connection, Quality Factor & Dissipation Factor, Maxwell's Inductance Bridge, Maxwell's Inductance Capcitance Bridge, Hay's Bridge, Anderson's Bridge, Owen's Bridge (Relative Permeability), De- Sauty Bridge, Schering Bridge ( Relative Permittivity) and Wein's Bridge.

(Hindi) Part 6: Electrical and Electronics Measurements

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Ravendra Yadav

In this course we will be discussing various types of questions in Instrumentation for moving Instruments.

(Hindi) Practice Session for Instrumentation: ESE - Electrical Engineering

In this Course I have discussed moving iron metre, deflecting torque equation of moving iron better,its feature, its steady state condition, condition of linearity, frequency error compensation, hysteresis error, Eddy current error And I've  also discussed electrodynamometer, application of electrodynamometer, ammeter, voltmeter and wattmeter.

(Hindi) Part 3 : Electrical & Electronics Measurements

In this course I have discussed Blondel's Theorem, Two wattmeter method, Active Power and Reactive Power calculation, Power Factor calculation, Error due to MC- Connection, Error due to LC-Connection, Error due to Potential Coil Inductance and I have discussed Energy Metre and it's construction and working, Concept of Shading Ring, Error in Energy Metre, Friction Compensation, Creeping Error and Phantom Loading.

(Hindi) Part 4: Electrical and Electronics Measurements

In this course I've discussed Thermal Instrument, Hot wire Instruments and its features, concept of seebeck effect, Thermo-couple Meter, Electrostatic Meter, Construction and working of Electrostatic Meter, Derive Deflecting torque equation, condition of linearity and Enhancement of Voltmeter.

Lessons

13 lessons • 2h 30m