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Explain what is ac quantity : and Advantages of AC over DC in circuits

State and explain ac quantity : and Advantages of AC over DC AC Quantity An electrical quantity that changes its polarity at regular intervals...
Resonance as applicable to simple RLC series circuit? effect on circuit performance

resonance for RLC series circuit? effect on circuit performance

Question: Define the term 'Resonance' as applicable to a simple RLC series circuit. Discuss briefly the effect of Resonance on circuit performance. OR Explain...

what is waveform, amplitude, cycle, time-period, phase & phase difference

what is waveform, amplitude, cycle, time-period, phase & phase difference in AC circuits of electrical engineering "EEE". Waveform The graphical representation of alternating quantities with respect...
Explain three phase generation of voltage ? electrical engineering

Explain three phase generation of voltage ? electrical engineering

Generation of three-phase voltages Let three coils are placed in a uniform magnetic field. These coils arc placed 1200 apart as shown in the figure....

Define RMS & average value as applied to A.C. voltage & current

Root mean square value (RMS value) It is that value of d.c. current which when flowing through a given circuit for a given time produces...
star connection

Explain in detail about what is star and delta three phase system ?

Star Connection (Wye connection) The star or Wyc connection of the three alternator windings is shown in Fig. I(a). This configuration is obtained by connecting...

what is form factor? crest factor? peak factor? & power factor? in ac circuits

Form factor Form factor is defined as the ratio of RMS value to the Average value. It is denoted as Kf (a) In terms of a.c....
Relation between phase voltage & line voltage in case of balanced star connected load

relation between line voltage and phase voltage in balanced star connected load

Q: Derive the relation between phase voltage and line voltage in case of balanced star connected load. ...

what is phasor diagram, phasor algebra, leading & lagging ac quantities

Phasor diagram A figure or diagram which gives the information (i.e. magnitude and phase angle) about alternating quantities known as phasor diagram or vector diagram. Phasor...
line current in delta connected 3 load

relationship between line current & phase current for delta connected 3 load

Q: Derive the relationship between line current and phase current for delta connected 3  load when supplied from 3-phase balanced supply. delta Connection As shown in...