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Electric Circuits

Electric Circuits
Which of the following has no units?

 Moment of a magnet
 Permittivity
 Magnetic susceptibility
 Permeability

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Electric Circuits
Among the options which metal has the highest electrical conductivity?

 Aluminium.
 Stranded aluminium.
 Steel.
 Copper.

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Electric Circuits
Find the current through 5 Ohm resistor from A to B.

 1A.
 2A.
 -2A.
 -1A.

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Electric Circuits
Nodal analysis can be applied for

 planar networks.
 both planar and non planar networks.
 non planar networks.
 neither planar and non planar networks.

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Electric Circuits
In question no.3, which of the following is true ?

 iL(0) = ic (0).
 None of these.
 i(0+)= iL(0+).
 ic (0+) = i(0+).

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

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

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MORE MCQ ON Electric Circuits

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