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Electric Circuits

Electric Circuits
In ac RC series circuit total voltage is 10V and voltage across resistor is 6V, then what is voltage across capacitor?

 10V
 16V
 4V
 8V

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Electric Circuits
If two point charges are denoted by + Q and - Q and distance between this charges is d, then the dipole moment P equal to

  Q2 × d.
  Q2 / d.
  Q / d2.
  Q × d.

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Electric Circuits
To obtain wide bandwidth, network is designed with which of the following?

 Unity Q factor
 Zero Q factor
 Low Q factor
 High Q factor

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Electric Circuits
Electric flux is proportional to

 rate of change of potential difference.
 resistivity of medium.
 rate of change of current.
 potential difference between electrodes.

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Electric Circuits
Disadvantages of constant k type filter

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

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Electric Circuits
The form factor of sinusoidal alternating current is

 1.
 0.
 1.11.
 1.15.

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