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Electric Circuits

Electric Circuits
In above question, if circuit efficiency is 90 %. What will be output power ?

  40 kW.
  35.6 kW.
  37.3 kW.
  30 kW.

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Electric Circuits
Galvanizing is the coating of

 zinc.
 brass.
 chromium.
 lead.

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

 Glycerine.
 Any of above.
 Dextrol.
 Phenol.

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Electric Circuits
The maximum value of a current wave is 2A. If the form factor of a current wave is 1.5 and the peak factor is 2.7, find the average value in Amperes.

 0.494 A.
 0.741 A.
 1.57 A.
 1.414 A.

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Electric Circuits
A capacitor having a mica dielectric εR = 6, a plate area of a 10 inches2 and a separation 0.01 inch. Find the value of C

 1.349 nF.
 1.349 F.
 1.349 μF.
 0 F.

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Electric Circuits
In above question, determine the current if E = 100 V, R = 20Ω, R1 = 10 Ω and L = 2 H at 0.5 sec after short circuit.

 - 6.28.
 9.59.
 - 9.59.
 6.98.

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MORE MCQ ON Electric Circuits

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