#Dc crompton potentiometer pdf pdf
#Dc crompton potentiometer pdf series

Recording instruments are continuous recording of the provided electrical quality that is being measured over a specific period of time.

Voltmeter or ammeters are some of the examples 15.Measurement of three phase power using single phase wattmeter and two. These show or indicate unknown quantityвЂ™s magnitude.

Indicating instruments which make use of dial and pointer.

Q1: What are the classification of measuring instruments?ДЄ1: Classification of measuring instruments are, Click here to check all the JNTU Syllabus books In R13 ,8-units of R09 syllabus are combined into 5-units in r13 syllabus. Note :- These notes are according to the R09 Syllabus book of JNTUH.

Electrical Measurements: Fundamentals, Concepts, Applications вЂ“ by Reissland, M.U, New Age International (P) Limited, Publishers.

Electrical Measurements вЂ“ by Buckingham and Price, Prentice вЂ“ Hall.

Electrical & Electronic Measurement & Instruments by A.K.Sawhney Dhanpat Rai & Co.

Widdis, fifth Edition, Wheeler Publishing.

Electrical Measurements and measuring Instruments вЂ“ by E.W.

WienвЂ™s bridge вЂ“ Schering Bridge.Д«allistic galvanometer вЂ“ equation of motion вЂ“ flux meter вЂ“ constructional details, comparison with ballistic galvanometer. Measurement of capacitance and loss angle вЂ“ Desauty bridge. Measurement of inductance, Quality Factor вЂ“ MaxwellвЂ™s bridge, HayвЂ™s bridge, AndersonвЂ™s bridge, OwenвЂ™s bridge. Method of measuring low, medium and high resistance вЂ“ sensitivity of WheatstoneвЂ™s bridge вЂ“ Carey FosterвЂ™s bridge, KelvinвЂ™s double bridge for measuring low resistance, measurement of high resistance вЂ“ loss of charge method. Potentiometers: polar and coordinate types standardization вЂ“ applications. CromptonвЂ™s potentiometer вЂ“ standardization вЂ“ Measurement of unknown resistance, current, voltage.ДЄ.C.

#Dc crompton potentiometer pdf pdf

Electrical Measurements Notes Pdf (EM Notes) Three phase energy meter вЂ“ trivector meter, maximum demand meters. Single phase induction type energy meter вЂ“ driving and braking torques вЂ“ errors and compensations вЂ“ testing by phantom loading using R.S.S. Single phase dynamometer wattmeter, LPF and UPF, Double element and three element dynamometer wattmeter, expression for deflecting and control torques вЂ“ Extension of range of wattmeter using instrument transformers вЂ“ Measurement of active and reactive powers in balanced and unbalanced systems. Meters вЂ“ dynamometer and moving iron type вЂ“ 1-ph and 3-ph meters вЂ“ Frequency meters вЂ“ resonance type and Weston type вЂ“ synchroscopes. Voltmeters.Д¬T and PT вЂ“ Ratio and phase angle errors вЂ“ design considerations Type of P.F. Electrostatic Voltmeters-electrometer type and attracted disc type вЂ“ Extension of range of E.S.

#Dc crompton potentiometer pdf series

It also deals with the measurement of RLC parameters voltage, current Power factor, power, energy and magnetic measurements.Д¬lassification вЂ“ deflecting, control and damping torques вЂ“ Ammeters and Voltmeters вЂ“ PMMC, moving iron type instruments вЂ“ expression for the deflecting torque and control torque вЂ“ Errors and compensations, extension of range using shunts and series resistance.

The Electrical Measurements Notes Objective :Д®lectrical measurements course introduces the basic principles of all measuring instruments. Electrical Measurements Notes Pdf вЂ“ EM Notes Pdf Electrical Measurements Pdf Notes вЂ“ EM Pdf Notes