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Electric Circuits

Electric Circuits
Which of the following defined the average value ?

 Current
 Charge transfer
 Heating effect
 Voltage

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Electric Circuits
Atoms with fewer than 4 valence electrons are

 insulator.
 conductor.
 none of these.
 semi-conductor.

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Electric Circuits
Which of following is the unit of magnetic flux density?

 Daraf.
 Weber.
 Tesla.
 Lumens.

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Electric Circuits
Time constant of RC series circuit is

 2L/R
 RC
 2RC
 L/R

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Electric Circuits
Three capacitors each of capacity C are given. The resultant capacity (2/3) C can obtained by using them

 two in series and third in parallel across this combination.
 all in series.
 all in parallel.
 two in parallel and third in series with this combination.

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Electric Circuits
Coating generally recommended for hard surfacing is

None of these
 chromium plating.
 copper plating.
 lead plating.

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MORE MCQ ON Electric Circuits

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