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Which of the following has a positive temperature coefficient?

A. Mica

B. Manganin

C. Silicon

D. Carbon

Please do not use chat terms. Example: avoid using "grt" instead of "great".

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  15. In a resonant circuita if Q ? 10 resonant frequency _______ bandwidth.
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  19. In an ac wavea 30 degrees of phase is ___ of a cycle.
  20. Series resonant circuit is sometimes known as
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  22. When the movable plates of a gang capacitor completely overlap the fixed platesa the capacitance of…
  23. The wavelength of an alternating waveform depends upon the ___ of the variation.
  24. If two complex conjugates are addeda ___ components results.
  25. Form its definitiona the unit of electric fielda is the N/C and equivalent unit of is the
  26. What is the purpose of a load in an electric circuit?
  27. When two complex conjugates are subtracteda the result is a
  28. A series RLCcircuit consists of a 10 resistor in series with L = 10 Ha and C= 100 F. Determine a new…
  29. What refers to such work at very low temperaturesa near absolute zero?
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