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Electric Circuits

Electric Circuits
A capacitor carries a charge of 0.1 C at 5 V. Its capacitance is

 0.05 F
 0.02 F
 0.2 F
 0.5 F

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Electric Circuits
A 60 Hz frequency voltage would cause a bulb to turn on and off

 80 times per second.
 70 times per second.
 120 times per second.
 60 times per second.

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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.

 - 9.59.
 6.98.
 - 6.28.
 9.59.

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Electric Circuits
In Cauer 1st form last element in the network is

  Cseries.
  Lshunt.
  Cshunt.
  Lseries.

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Electric Circuits
Which of following capacitors preferred for high frequency circuits?

 Air capacitor.
 Electrolytic capacitor.
 Glass capacitor.
 Mica capacitor.

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Electric Circuits
Can a 250 V, 5 A single way switch be used in place of a 250 V, 15 A Switch?

  Yes.
  Single way switch doesn operate at such current ratings.
  No.
  Single way switch doesn exist.

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