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Electric Circuits

Electric Circuits
A periodic voltage having the Fourier series V(t)= {1 + 4sinω0t}

 11 W.
 24.5 W.
 21 W.
 1 W.

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Electric Circuits
A current of 1 mA flows through a 1M ohm, 2 W carbon resistor. The power dissipated as heat in the resistor will be

 1 W.
 2 W.
 0.5 W.
None of these

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Electric Circuits
What is the dielectric material used in precision small value capacitor and capacitor used in radio frequency circuits?

 Glass.
 Oil impregnated paper.
 Vacuum, air.
 Titanium oxide.

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Electric Circuits
In series RLC circuit to get Q>1, which of the following is required?

 XL > R
All of these
 XL = R
 XL < R

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Electric Circuits
Specific resistance is measured in

  ohm.
  ohm - cm.
  ohm/cm.
  mho.

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Electric Circuits
In a series resonance circuit if bandwidth is 1 MHz and inductance is 1 mH, then what is the resistance value?

 1 MΩ
 1 KΩ
 1 Ω
 100 Ω

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