If the capacitance of mica capacitor is 5 times the capacitcitora then the relative permittivity of mica is



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  1. When two unequal values of resistors are connected in parallel across a dc sourcea greater current flows…
  2. What is the peak factor of a triangular wave?
  3. The electric field strength between capacitor plates has a unit
  4. The maximum power transfer theorem is used in
  5. Which statement is true about a passive circuit?
  6. Which of the following does not refer to electrical energy?
  7. If three 9 mH inductors are connected in parallel without mutual inductance then the total i nductance…
  8. A trigger circuit consisting of a capacitor of 0.01 F is connected in series with a resistor. If the…
  9. Which of the following is a common material used in wire-wound resistors?
  10. Which of the following is a disadvantage of a wire-wound resistor?
  11. The symbol Q refers to
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    Nortons theorem is ____ Thevenins theorem.
  13. At parallel resonancea the currents flowing through L and C are
  14. Parallel resonant circuit is sometimes called as
  15. What maximum voltage can be applied across the capacitor of time?
  16. The presence of an electric current is made known by
  17. In an ac circuit with XL and R in seriesa the
  18. In a series RLCcircuit
  19. Which of the following describes the action of a capacitor?
  20. If a capacitor is rated for 200V dca what is its effective ac working voltage?
  21. If the inductance is decreaseda the impedance of the circuit containing a resistor a capacitor and an…
  22. When voltage is applied across a ceramic dielectric the electrostatic field p roduced is 50 times greater…
  23. If a coil has a Q of 10a it means that
  24. An inductive load always has a ___ power factor
  25. In a circuita a passive element is one which
  26. The ___ of an alternating quantity is defined as the fractional part of a period or cycle through which…
  27. Loop currents should be assumed to flow in which direction
  28. The wavelength of an alternating waveform depends upon the ___ of the variation.
  29. In an ac circuita the power dissipated as heat depends on
  30. The arc across a switch when it open an RL circuit is a result of the