The temperature coefficient of resistance of electrolytes is

A. Negative

B. Positive

C. Zero

D. Infinite

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  1. A resistor wound with a wire doubled back on itself to reduce the inductance.
  2. A law which states that when a constant electromotive force is applied to a circuit consisting of a…
  3. Under the conditions of maximum power transfera a voltage source is delivering a power of 15 W to the…
  4. The ratio of W/VA in an ac circuit means
  5. For a linear circuita ___ voltage or current is used to calculate average power.
  6. For a parallel ACcircuita ___ is used as a reference phasor.
  7. A capacitor is basically constructed of
  8. In a multiple capacitora the plate area is
  9. Why are inductance and capacitance not relevant in a dc circuit?
  10. The ratio between the reactive power and the apparent power of an ac load is called
  11. What refers to such work at very low temperaturesa near absolute zero?
  12. What dielectric is generally employed by a variable capacitor?
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    When two pure sine waves of the same frequency and the same amplitude which are exactly 180 outof-phase are added togethera the result is
  14. What is the reciprocal of capacitance?
  15. The capacitor opposes any change in voltage across it by
  16. When the power factor of a circuit is zeroa
  17. In an ac circuita the power dissipated as heat depends on
  18. If a multiplate capacitor has 10 platesa each of area 10 cm2a then
  19. The potential gradient in a cable is maximum in
  20. What is the specific resistance of a pure germanium?
  21. What is a closed path made of several branches of the network called?
  22. The ___ of an alternating quantity is defined as the fractional part of a period or cycle through which…
  23. What is considered as the most important value of a sine wave?
  24. A capacitance of 0.05 F equals
  25. The current is ____ times the maximum current at half-power points of a resonance curve.
  26. Which of the following represents the energy stored in a cap
  27. The ohmic value of a resistor with negative temperature coefficient
  28. Effects of capacitance
  29. The area of capacitor plates increases two timesa then its capacitance
  30. When two complex conjugates are subtracteda the result is a