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Electric Circuits

Electric Circuits
A capacitor carries a charge of 0.3 C at 20 V. Its capacitance is

 15 μF.
 1.5 μF.
 1.5 F.
 0.015 F.

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Electric Circuits
The current flowing between electrodes inside a lead acid battery is

 ionization current.
 electron current.
 polarization current.
 proton current.

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Electric Circuits
Two resistor are said to be connected in parallel when

 both ‘b’ and ‘c’
 both carry the same value of current.
 total current equals the sum of branch currents.
 both have the same potential difference.

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Electric Circuits
The delta equation of given star connected impedance ZQR is equal to

 (20 + j10) Ω.
  (10 + j30) Ω.
 (5 + j10 / 3) Ω.
 40 Ω.

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Electric Circuits
What is represented by the hypotenuse of impedance triangle?

 Impedance drop.
 Reactance drop.
 Apparent power.
 Resistance drop.

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Electric Circuits
The strength of current in 1 H inductor changes at rate of 1 A / sec. Find the voltage across it?

 None of these.
 0.5 V.
 1 V.
 2 V.

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MORE MCQ ON Electric Circuits

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