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Electric Circuits

Electric Circuits
Which cell has the reversible chemical reaction?

 Silver oxide.
 Lead acid.
 Carbon Zinc.
 Mercury oxide.

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Electric Circuits
Discrete values represent which type of signal

 Digital
 Decimal
 Analog
 Discretal

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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
Advantage of active filter is

  derive high impedance load.
  do not offer gain.
  both of above.
  easy to tune.

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Electric Circuits
A circuit with resistor, inductor, capacitor in series is resonant of 50 Hz. If all the values are now doubled, the new resonant frequency is

 2f0.
 f0 / 4.
 f0 / 2.
 still f0.

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Electric Circuits
What is the relation between time period T and frequency?

 T = 1 / frequency.
 T = 0.5 / frequency.
 T = frequency.
 T = 0.85 / frequency.

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MORE MCQ ON Electric Circuits

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