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Electric Circuits

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
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

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

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Electric Circuits
Ceq of two capacitors connected in series is given by

 C1 C2 / (C1 + C2).
 C1C2.
 C1 = C2.
 C1 + C2.

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Electric Circuits
Constant K type HPF (high pass filter) having cut off frequency 12 KHz and nominal impedance Ro = 500 Ω Find shunt arm inductor L and series arm capacitance C for T and π section of HPF ?

 L = 3.316 mH, C = 0.0132 μF.
 L = 0.0132 mH, C = 0.0132 μF.
 None of these.
 L = 3.316 mH, C = 132 μF.

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Electric Circuits
There are two capacitors C1 and C2 in parallel , what will be their equivalent capacitance?

 C1 + C2.
 (C1 + C2) / C1C2.
 (C1C2) / C1 + C2.
 C1C2.

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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 L is

 45.5 V.
  39.1 V.
  31.9 V.
 50.5 V.

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MORE MCQ ON Electric Circuits

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