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Electric Circuits

Electric Circuits
In RLC series circuit, at resonance condition the value of current is

 Zero
 Maximum
 Minimum
None of these

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Electric Circuits
Three capacitors each of capacity C are given. The resultant capacity (2/3) C can obtained by using them

 two in parallel and third in series with this combination.
 all in series.
 all in parallel.
 two in series and third in parallel across this combination.

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Electric Circuits
For symmetrical wave form average value of one full cycle is

 0
 2.22
 1
 1.11

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Electric Circuits
Aluminium is produced from bauxite by

  oxidation.
  froth flotation.
  rotating.
  electrolytic process.

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Electric Circuits
In ideal system coefficient of coupling(k) is

 1
 Both 2 and 3
 ∞
 0

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Electric Circuits
The energy stored by a capacitor is given by

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

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MORE MCQ ON Electric Circuits

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