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Electric Circuits

Electric Circuits
What is the SI unit of electric current ?

 Faraday.
 Ohm.
None of these
 Ampere.

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Electric Circuits
The unit of electric field intensity is

 N / C.
 N / Ampere.
 F/ m2.
 F / m.

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Electric Circuits
Energy efficiency during electroplating is usually in the range

 90 to 99%.
 80 to 85%.
 85 to 90%.
 50 to 80%.

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Electric Circuits
Consider the following circuit : Switch is closed at t = 0 Find i(0 +)

 (V*L) / (R*C)
 V/R.
 V / {R + (sL + 1 / Cs)}.
 0.

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Electric Circuits
Condition of reciprocity in Y-parameter representation is

 Y11 = Y22.
 Y11 = Y12.
 Y12 = Y21.
 Y12 = Y22.

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Electric Circuits
A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The voltage drop across R is

 24.4 V .
  50.8 V.
  30.6 V.
 40.8 V.

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MORE MCQ ON Electric Circuits

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