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Electric Circuits

Electric Circuits
Active filter consists of

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

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Electric Circuits
An electric field can deflect

 alpha particles.
 neutrons.
 gamma-rays.
 x-rays.

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Electric Circuits
A ceramic and a mica capacitor have the same physical dimension. Which has the higher value of capacitance?

 Mica capacitor.
  It is impossible to conclude on the basis of information supplied.
 Ceramic capacitor.
 Both have identical value of capacitor.

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Electric Circuits
One atomic mass unit ( amu ) is approximately equal to

 1.6 × 10-24 Kg.
 1.6 × 10-13 Kg.
 1.6 × 10-19 Kg.
  1.6 × 10-27 Kg.

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Electric Circuits
What is the dielectric material used in precision small value capacitor and capacitor used in radio frequency circuits?

 Glass.
 Vacuum, air.
 Titanium oxide.
 Oil impregnated paper.

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Electric Circuits
The capacitance of a conductor is varying from 2 microfarad to zero in 1 sec linearly if the voltage applied to it is 6 V the energy stored in 0.5 sec in the condenser is

  55.1 µ joules.
 20 µ joules.
 18 µ joules.
 10 µ joules.

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MORE MCQ ON Electric Circuits

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