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The value of temperature coefficient ( ) is dependent upon

A. The nature of material and temperature

B. The length of material

C. The cross-sectional area of the material

D. The volume of the material

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  1. For a triangular and sawtooth waveform the rms voltage or current equals
  2. With double the number of turns by the same length and areaa the inductance is
  3. Which of the following is the most popular waveform?
  4. VL= VCin a series RLCcircuit when
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    Nortons theorem is ____ Thevenins theorem.
  6. For maximum power transfera what is the relation between load resistance RL and internal resistance…
  7. What is the value of a carbon composition resistor with the following color code: Browna whitea orangea…
  8. Which of the following combination of length and cross-sectional area will give a certain volume of…
  9. Capacitance increase with
  10. An open resistor when checked with an ohmmeter reads
  11. The presence of an electric current is made known by
  12. A coil of inductance L has an inductive reactance of XLin an ac circuit in which the effective current…
  13. The curve between current and frequency is termed as
  14. The mutual inductance between two coils is ___ the reluctance of magnetic path.
  15. In a series circuit with unequal resistances the
  16. What does a capacitor store?
  17. The power factor of a circuit is equal to
  18. The ratio of W/VA in an ac circuit means
  19. Two complex numbers or phasors are said to be conjugate if they
  20. An inductive load always has a ___ power factor
  21. The ratio between the active power and the apparent power of a load in an ac circuit is called
  22. What is a closed path made of several branches of the network called?
  23. A neon glow lamp used as a night light ionizes at approximately
  24. What is the specific resistance of a pure silicon?
  25. Which factor does not affect resistance?
  26. The result of rust in electrical (wire) connection is
  27. Series resonant circuit is sometimes known as
  28. Series resonance occurs when
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    In Nortons theorema the short circuit current is obtained by
  30. A real current source has