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Electric Circuits

Electric Circuits
Link in network theory refers to

  B - N + 1.
  N - 1.
  B - N - 1.
  N - B - 1.

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Electric Circuits
Two resistors R1 and R2 give combined resistance of 4.5 Ohm when connected in series and 1 Ohm when in parallel, the resistances are

 2 Ohm and 2.5 Ohm.
 2.2 Ohm and 2.3 Ohm.
 1.25 Ohm and 3.25 Ohm.
 1.5 Ohm and 3 Ohm.

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Electric Circuits
The basic circuit elements are

 Vs, Is.
 R, L and C.
None of these
 both A and B.

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Electric Circuits
One atomic mass unit ( amu ) is approximately equal to

  1.6 × 10-27 Kg.
 1.6 × 10-13 Kg.
 1.6 × 10-24 Kg.
 1.6 × 10-19 Kg.

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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)½
 Zsc-Zoc
 Zsc/Zoc

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Electric Circuits
A network contains linear resistors and ideal voltage sources. If values of all the resistors are doubled, then voltage across each resistor is

 increase by two times.
 doubled.
 halved.
 remain same.

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MORE MCQ ON Electric Circuits

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