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Electric Circuits

Electric Circuits
Consider the following circuit. What is the value of i ?

  5 A.
 - 5 A.
 6 A.
 12 A.

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Electric Circuits
If a resistor and an inductor are connected in series across a voltage source. Which two parameters in that circuit decrease if frequency of voltage source increases?

 VL and Z.
 Z and I.
 VR and I.
 VL and VR.

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Electric Circuits
Select the wave that has the least value of form factor.

 Triangular wave.
 Rectangular wave.
 Square wave.
 Sine wave.

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Electric Circuits
A constant voltage source has

 high internal resistance.
 minimum current capacity.
 minimum efficiency.
 low internal resistance.

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Electric Circuits
The switch S is the circuit shown in figure is ideal. If the switch is repeatedly closed for 1 ms and opened for 1 ms, the average value of i(t) is

 1 mA.
  0.25 mA.
 0.35 mA.
 0.5 mA.

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Electric Circuits
The mass of the atom is determined by

 proton.
 electron and proton.
 electrons.
 neutron and proton.

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MORE MCQ ON Electric Circuits

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