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Electric Circuits

Electric Circuits
Which law(s) find application in electrolysis?

 Gausss law.
 Ohms law.
 Faradays law.
 Coulombs law.

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Electric Circuits
In the figure, the potential difference between points P and Q is

 - 6 V.
 6 V.
 12 V.
 10 V.

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Electric Circuits
If one cycle of AC waveform occurs every millisecond, the frequency will be

 100 Hz.
 1000 Hz.
 50 Hz.
 10 kHz.

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Electric Circuits
Two resistances R1 and R2 give combined resistances 4.5 Ω and 1 Ω when they are connected in series and parallel respectively. What would be the values of these resistances?

  1.5 Ω and 3 Ω.
 6 Ω and 9 Ω.
  3 Ω and 6 Ω.
 3 Ω and 9 Ω.

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Electric Circuits
A periodic voltage having the Fourier series V(t)= {1 + 4sinω0t}

 1 W.
 11 W.
 21 W.
 24.5 W.

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Electric Circuits
In the circuit shown in the figure the voltage across the 2 Ω resistor is

 4 V.
 1 V.
 3 V.
 2 V.

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MORE MCQ ON Electric Circuits

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