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Electric Circuits

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

  Lseries.
  Cseries.
  Cshunt.
  Lshunt.

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Electric Circuits
The resistance of a conductor of diameter d and length l is R Ω. If the diameter of the conductor is halved and its length is doubled, the resistance will be

 2R Ω
 8R Ω
 4R Ω
 R Ω

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Electric Circuits
Millman theorem yields equivalent

 impedance.
 current source.
 voltage source.
 both ‘c’ and ‘d’ .

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Electric Circuits
The value of specific gravity of acid when a lead acid battery is fully charged is

 1.285.
 2.585.
 2.185.
 2.9585.

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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
 Zsc/Zoc
 Zsc-Zoc
  (Zsc . Zoc)½

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Electric Circuits
A piece of copper and another piece of germanium are cooled from room temperature to 80K. The resistance of

 each of them decreases.
 copper increases and germanium decreases.
 each of them increases.
 copper decreases and germanium increases.

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