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Electric Circuits

Electric Circuits
Which metal is deposited for electro forming?

  Iron.
  Chromium.
  Silver.
  Nickel.

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Electric Circuits
Which material has extremely large resistance?

 Semiconductor
None of these
 Conductor
 Insulator

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Electric Circuits
Image impedance can be written by using short circuit impedance(Zsc)and open circuit impedance(Zoc) as

  (Zsc . Zoc)½
 Zsc+Zoc
 Zsc-Zoc
 Zsc/Zoc

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Electric Circuits
Efficiency of electrical machines should be calculated by measuring

 losses and input.
 losses and output.
 losses.
 output and input.

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Electric Circuits
The fixed circular paths around the nucleus are called

 orbitals.
 orbits.
 mesons.
 nucleus.

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Electric Circuits
For occurrence of resonance which of the following elements are required?

 L
 Both 2 and 3
 C
 R

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MORE MCQ ON Electric Circuits

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