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Electric Circuits

Electric Circuits
The lead acid cell should not never be discharged beyond

 1.9 V.
 2 V.
 2.1 V
 1.8 V.

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Electric Circuits
A 60 Hz frequency voltage would cause a bulb to turn on and off

 70 times per second.
 80 times per second.
 60 times per second.
 120 times per second.

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Electric Circuits
Active filter consists of

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

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Electric Circuits
The average value of half wave rectified sinusoidal current waveform, whose maximum value is 1A is

 0.318 A.
 1 A.
 0.637 A.
 0.5 A.

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Electric Circuits
A 100 μF capacitor supplied from 3 V source with a frequency of 50 Hz. The capacitive reactance is

 63.68 Ω.
 7.96 Ω.
 15.92 Ω.
 31.84 Ω.

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Electric Circuits
What is the SI unit of electric current ?

None of these
 Ohm.
 Faraday.
 Ampere.

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MORE MCQ ON Electric Circuits

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