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Electric Circuits

Electric Circuits
The capacity of a cell is measured in

  watt-hours.
  watts.
  amperes.
  ampere-hour.

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Electric Circuits
Which of the following has least resistivity?

 Copper.
 Mercury.
 Lead.
 Aluminium.

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Electric Circuits
To obtain high efficiency, network is designed with which of the following?

 Low Q factor
 Unity Q factor
 Zero Q factor
 High Q factor

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Electric Circuits
Magnetic flux has the unit of

  Tesla
 Weber
 Ampere turn
 Newton

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Electric Circuits
Which of the following is applicable for both linear and non-linear circuits?

 Norton’s theorem.
 Superposition theorem.
 Thevnin’s theorem.
 None of these .

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Electric Circuits
Three identical inductors are connected in delta with a 220 V, 50 Hz, 3 - φ, supply. If the phase current is 24 A, then what is the value of each of the inductance?

 0.029.
 None of these.
 0.049 H.
 0.058 H.

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