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Electric Circuits

Electric Circuits
Reactive power drawn by a pure resistor is

None of these
 maximum
 0
 minimum

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Electric Circuits
A parallel plate capacitor contain there dielectric layers of 1, 2 and 3 respectively and thickness of dielectric layers are 0.2 mm, 0.3 mm and 0.4 mm respectively. If area of plate is 20 cm2. What is the value of capacitance?

 30 pF.
 36.6 pF.
 None of them.
 32 pF.

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Electric Circuits
Three element having conductance G1, G2 and G3 are connected in parallel. Their combined conductance will be

 (G1 + G2 + G3) - 1.
 G1 + G2 + G3.
 (1 / G1 + 1 / G2 + 1 / G3) - 1.
 1 / G1 + 1 / G2 + 1 / G3.

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Electric Circuits
If the measured value of a capacitor is 205.3µF and true value is 201.4µF the percentage relative error is

 39.00%
 1.94%
 1.89%
 25.64%

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Electric Circuits
To obtain high efficiency, network is designed with which of the following?

 High Q factor
 Unity Q factor
 Low Q factor
 Zero Q factor

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Electric Circuits
Which of the following is the heaviest?

 Electron.
 Atom.
 Molecule.
 Proton.

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MORE MCQ ON Electric Circuits

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