What increases the resistance of wire at high frequencies?

A. Temperature

B. Voltage

C. Skin effect

D. Insulation

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  1. A factor that states how much the resistance changes for a change in temperature?
  2. In an ac circuita the power dissipated as heat depends on
  3. The power factor of a certain circuit in which the voltage lags behind the current is 80 %. To increase…
  4. In a complex resistance-reactance planea XLis represented
  5. An inductance of 1 mH is
  6. The result of rust in electrical (wire) connection is
  7. When voltage is applied across a ceramic dielectric the electrostatic field p roduced is 50 times greater…
  8. What theorem is usually used in the analysis of transistor circuit?
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  14. What is a closed path made of several branches of the network called?
  15. Which of the following is not a factor affecting dielectric strength?
  16. What is the reading of an ohmmeter for a shorted capacitor?
  17. Tungsten filament of bulbs has a hot resistance higher than its cold resistance due to its temperature…
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  19. What is the temperature coefficient of the resistance Eureka?
  20. For a linear circuita ___ voltage or current is used to calculate average power.
  21. The temperature coefficient of resistance of electrolytes is
  22. Which of the following dielectric materials makes the highest-capacitance capacitor?
  23. Another term of the quality factor of the resonant circuit.
  24. The impedance in the study of electronics is represented by resistan
  25. What is a rotating vector whose projection can represent either current or voltage in an ac circuit?
  26. Voltage resonance means
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  28. When current and voltage arte in phase in an ac circuita the ___ is equal to zero.
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