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Electric Circuits

Electric Circuits
According to duality principle a series inductor (L) can be represented as

 Series C.
 Parallel C.
 Series L.
 Parallel L.

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Electric Circuits
What is form factor?

 Average value / R.M.S. value.
  R.M.S. value / Average value.
 Average value / Peak value.
 Instantaneous value / Average value.

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Electric Circuits
Which metal is deposited for electro forming?

  Nickel.
  Chromium.
  Silver.
  Iron.

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Electric Circuits
A current in a circuit is given by, If the current flows through the 5 Ω resistor, find power dissipated at t = 0?

 20 Watts.
 10 Watts.
 40 Watts.
 15 Watts.

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Electric Circuits
A 10 μF capacitor and 100 W, 220 V lamp is connected in series across a 220 V alternating supply. In which frequency of the supply the lamp will glow brightest?

 10 Hz.
 100 Hz.
 1 Hz.
 1000 Hz.

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Electric Circuits
In the given figure, the Thevenins equivalent voltage and impedance as seen from the terminals P - Q is given by

 2 V and 5 Ω.
 4 V and 5 Ω.
 2 V and 7.5 Ω.
 4 V and 7.5 Ω.

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MORE MCQ ON Electric Circuits

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