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electrical and electronics engineering 2nd sem electrical circuits important questions


  1. Explain closed circuit open circuit short circuit with a neat diagram. 
  2. Define bilateral circuit and unilateral circuit.
  3.  Define and mention SI unit for the following absolute permittivity and relative permittivity. 
  4. List the difference between electronic current and magnetic current. 
  5. State and explain Fleming's right hand rule. 
  6. Define power and power factor in AC circuit. 
  7. Define RMS value of alternating current. 
  8. Define average value of an alternating current and write the equation. 
  9. Drive expression for power in pure resistive circuit. 
  10. List the advantages and disadvantages of three phase system over single phase system. 
  11. Defined the following  linear circuit and nonlinear circuit.
  12.  Drive an expression for Star Delta transformation. 
  13. State and explain maximum power transfer theorem.
  14.  Define the following magnetic flux and flux density. 
  15. State and explain the following Fleming's right hand rule and corkscrew rule. 
  16. Define self inductance and positive self inductance of a coil with units. 
  17. Draw sinusoidal waveform and mark the following instantaneous value amplitude cycle frequency and time period. 
  18. Define the following inductive resistance and capacitive resistance. 
  19. Define flux density write SI unit and equation of flux density. 
  20. Define leakage Coefficient. 
  21. Explain the following power factor leading power factor lagging power factor Unity power factor and zero power factor. 
  22. With any circuit diagram explain open circuit short circuit and closed circuit conditions. 
  23. Define the following and with their Si units flux MMF magnetic force reluctance absolute permittivity. 
  24. Define the following and give one example for each dynamically induced EMF and statically induced EMF. 
  25. Explain the generation of single phase alternating voltage. 
  26. Define inductive reactance capacitive reactance and impedance. 
  27. Define and write the equation of the following resonant frequency of an RLC series circuit and q factor of RLC series circuit. 
  28. Explain Delta connected three phase system.

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