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Electric Circuits

Electric Circuits
The Laplace Transform of a shifted unit step f (t) = U (t-a) is

 se-as.
 e-as.
 s(1-e-as).
 (e-as)/s.

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Electric Circuits
Active materials of a lead acid cell are

 all of above.
 lead peroxide.
 spongy lead.
 dilute H2SO4.

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Electric Circuits
The unit of resistivity is

 Ω - metre.
 Ω / m².
 Ω.
 Ω / metre.

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Electric Circuits
Active filter consists of

 capacitor.
 op-amp.
 inductor.
 op-amp and capacitor.

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Electric Circuits
Link in network theory refers to

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

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Electric Circuits
The capacitance of a conductor is varying from 2 microfarad to zero in 1 sec linearly if the voltage applied to it is 6 V the energy stored in 0.5 sec in the condenser is

 10 µ joules.
 20 µ joules.
  55.1 µ joules.
 18 µ joules.

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MORE MCQ ON Electric Circuits

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