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Electric Circuits

Electric Circuits
The rms value of sinusoidal voltage wave V = 200sinω0t

 100 V.
 200 V.
 100√2 V.
 200√2 V.

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Electric Circuits
What is Va in the below circuit?

 (6R - 10) / 3.
 (3R + 10) / 3.
 (4R + 10) / 3.
 (6R + 10) / 3.

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Electric Circuits
The efficiency in case of maximum power transfer theorem is

 100 %.
 50 %.
 less than 50 %.
 50 % - 100 %.

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Electric Circuits
Which variety of copper has the best mechanical strength ?

  Cast copper.
  Annealed copper.
  Hard drawn copper.
  Soft copper.

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Electric Circuits
Disadvantages of constant k type filter

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

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Electric Circuits
Addition of which of the following substance in electrolyte helps in producing bright finish?

 Dextrol.
 Any of above.
 Phenol.
 Glycerine.

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MORE MCQ ON Electric Circuits

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