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Electric Circuits

Electric Circuits
The form factor of sinusoidal alternating current is

 0.
 1.15.
 1.11.
 1.

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Electric Circuits
Internal resistance of ideal current source is

 100 ohms
 infinite
 finite
 zero

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Electric Circuits
Two 1 kΩ, 1 W resistors are connected in series. Their combine resistance and wattage will be

 2 kΩ, 1 W.
 0.5 kΩ, 2 W.
 2 kΩ, 0.5 W.
 1 kΩ, 1 W.

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Electric Circuits
Active filter consists of

 inductor.
 op-amp.
 capacitor.
 op-amp and capacitor.

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Electric Circuits
The energy stored by a capacitor is given by

 all of them.
 Q2 / 2C.
 1/2 QV.
 1/2 CV2.

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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 × d.
  Q / d2.

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MORE MCQ ON Electric Circuits

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