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Electric Circuits

Electric Circuits
Active filter consists of

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

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Electric Circuits
The current through the 2 KΩ resistance ( rest resitances are all 1 ohm each ) in the circuit shown in diagram

 0 mA.
 1 mA.
 2 mA.
 6 mA.

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Electric Circuits
Which of the following are typical resistance and power-dissipation values for a carbon-composition resistor?

 1000000 ohms, 1 W.
 5000 ohms, 100W.
 10000 ohms, 10 W.
 10 ohm, 50 W.

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Electric Circuits
During electroplating the amounts of different substances liberated by same quantity of electricity are proportional to their

  atomic weights.
  valency.
  atomic numbers.
  chemical equivalents.

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Electric Circuits
A capacitor has a capacitance of 6 μF. Calculate the stored energy in it if a DC voltage of 100 V, is applied across it?

 6 × 102 joules.
 4 × 102 joules.
 3 × 102 joules.
 2.5 × 102 joules.

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Electric Circuits
Condition for reciprocity in case of ABCD parameters is

 AD-BC = 0.
  AB-CD = 0.
 AB-CD = 1.
 AD-BC = 1 .

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MORE MCQ ON Electric Circuits

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