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Electric Circuits

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
A capacitor in a circuit became hot and ultimately exploded due to wrong connection, which type of capacitor it could be?

 Any of above.
 Ceramic capacitor.
 Paper capacitor.
 Electrolytic capacitor.

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Electric Circuits
Kirchhoffs laws are valid for

  linear circuit only.
  passive time invariant circuits.
  both linear and non-linear circuits.
  non-linear circuits only.

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Electric Circuits
Electrolyte for silver plating is

  double cyanide of silver and potassium solution.
  any of above.
  dilute sulphuric acid.
  potassium nitrate solution.

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Electric Circuits
Transients are presents in the circuit when the circuit is having

 C.
 R.
 L.
 Either L or C.

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Electric Circuits
Disadvantages of constant k type filter

  none of these.
  attenuation does not increase rapidly beyond cut off frequency.
  both A and B.
  characteristic impedance unchanged in pass band.

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