A lead conductor has a resistance of 25 at 0 ŪC. Determine its resistance at -30 ŪC



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  1. If a coil has a Q of 10a it means that
  2. An inductive load always has a ___ power factor
  3. High resistance values are a consequence of the ___ of the film.
  4. For a carbon composition resistora typical resistance values range from
  5. Which of the following capacitors is suitable for dc filter circuits?
  6. A linear circuit is one whose parameters
  7. The power factor of a circuit is equal to
  8. When frequency of an ac wave decreasesa the value of XLin a coil
  9. Which of the following dielectric materials makes the highest-capacitance capacitor?
  10. A capacitance of 6 µµF means
  11. What is the peak factor for alternating current or voltage varying sinusiodally?
  12. If the inductance is decreaseda the impedance of the circuit containing a resistor a capacitor and an…
  13. Transient period is considered over after
  14. Which of the following capacitors has the highest cost per F?
  15. What is the complex impedance of a circuit with an absolute resistance of 300 ?
  16. The charging of a capacitor through a resistance follows what law?
  17. What is a rotating vector whose projection can represent either current or voltage in an ac circuit?
  18. VL= VCin a series RLCcircuit when
  19. A tank circuit is a
  20. Of the equivalent combination of unitsa which one is not equal to watt?
  21. In an ac circuit with XL and R in seriesa the
  22. In a series RLCcircuit
  23. In a series RLCcircuit
  24. Thevenin¶s theorem is what form of an equivalent circuit?
  25. A coil of inductance L has an inductive reactance of XLin an ac circuit in which the effective current…
  26. Which of the following is also known as antiresonant circuit?
  27. When the power factor of a circuit is zeroa
  28. The reciprocal of a complex number is
  29. Which of the following is not considered a physical factor affecting resistance?
  30. If two complex conjugates are addeda ___ components results.