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Electric Circuits

Electric Circuits
Transients are presents in the circuit when the circuit is having

 R.
 C.
 Either L or C.
 L.

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Electric Circuits
Zinc cadmium and lead coating is generally provided for

  electrical contacts.
  all of above.
  decoration.
  corrosion.

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Electric Circuits
Three parallel resistive branches are connected across a DC supply. The ratio of the branch resistances are given as R1:R2:R3 :: 2:4:6. The ratio of the branch currents is

 6:3:2.
 6:4:2.
 2:4:6.
 2:3:6.

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

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

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Electric Circuits
In RLC parallel circuit circuit current through inductor is more than current through capacitor. Then what is the power factor of the circuit?

 leading
 zero
 lagging
 unity

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Electric Circuits
An ac voltage source v = vo sinωt is connected across a parallel plate capacitor C. If the conductor current is ic and the displacement current is id, then which is true among following relation

 ic < id.
 ic = id.
 ic > id.
 ic + id = 0.

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MORE MCQ ON Electric Circuits

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