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What is the temperature coefficient of the resistance Eureka?

A. Infinity

B. Negative

C. Almost zero

D. Positive

You can do it
  1. The charging of a capacitor through a resistance obeys
  2. The admittance of a parallel RLC circuit is found to be the ___ sum of conductance and susceptances.
  3. What is the most convenient way of achieving large capacitance?
  4. Which of the following is not a factor affecting dielectric strength?
  5. What can be used to estimate resonant frequency and to find reactance at any frequency for any value…
  6. The hot resistance of an incandescent lamp is about ___ times its cold resistance.
  7. In an ac circuit with XL and R in seriesa the
  8. Which of the following is also known as antiresonant circuit?
  9. An inductance of 1 mH is
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    A capacitance of 6 F means
  11. In a resonant circuita if Q ? 10 resonant frequency _______ bandwidth.
  12. The ratio between the active power and the apparent power of a load in an ac circuit is called
  13. A capacitor requires 12 C of charge to raise its potential of 3 V. What is the capacitance of the capacitor?
  14. Of the equivalent combination of unitsa which one is not equal to watt?
  15. When two in-phase sine waves that have identical frequency and amplitude are added togethera then the…
  16. For greater accuracya the value of phase angle should be determined from
  17. Capacitance increase with
  18. Permeability is otherwise known as
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    Nortons theorem is ____ Thevenins theorem.
  20. Which of the following combination of length and cross-sectional area will give a certain volume of…
  21. In an ac wavea 30 degrees of phase is ___ of a cycle.
  22. Which of the following has a positive temperature coefficient?
  23. In a complex number 5 + j 10a 10 is called ___ part.
  24. Rationalizing the denominator of a complex number means
  25. When voltage is applied across a ceramic dielectric the electrostatic field p roduced is 50 times greater…
  26. What increases the resistance of wire at high frequencies?
  27. Form its definitiona the unit of electric fielda is the N/C and equivalent unit of is the
  28. When capacitors are connected in parallela the total capacitance is
  29. If three 100-pF capacitors are connected in seriesa then the total capacitance is
  30. What is the peak factor for alternating current or voltage varying sinusiodally?