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Electric Circuits

Electric Circuits
In what connection we get neutral?

  Mesh.
  Delta.
  Both A and B.
  Star.

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Electric Circuits
In foster 1 form 1st element is

 none.
 capacitor.
 both.
 inductor.

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Electric Circuits
If the length of a wire of resistance R is uniformly stretched to n times its original value, what will be its new resistance

  n2R.
  nR .
  R / n2.
  n2 / R.

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Electric Circuits
A ceramic and a mica capacitor have the same physical dimension. Which has the higher value of capacitance?

  It is impossible to conclude on the basis of information supplied.
 Mica capacitor.
 Both have identical value of capacitor.
 Ceramic capacitor.

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Electric Circuits
Active element of electrical circuit is

 both of them.
 none of above.
 current source.
 voltage source.

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Electric Circuits
If a function is shifted by 'T', then it is correctly represented as

 f (t) u (t-T).
 f (t) u (t).
 f (t-T) u (t).
 f (t-T) u (t-T).

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