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Electric Circuits

Electric Circuits
The maximum current rating for a 10 k Ω, 0.5 W resistor is

 28.28 mA.
 7.07 mA.
 0.707 mA.
 14.14 mA.

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Electric Circuits
The unit of electric displacement vector is

 C - m.
 C/m.
 Ampere-m.
 C/m2.

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Electric Circuits
What is the relation between line voltage and phase voltage in case of delta connection?

 VL = √3 VP.
 VL = 1/ √3 VP.
 VL = VP.
 None of these.

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Electric Circuits
A capacitor

 passes DC but blocks AC.
 blocks both AC and DC.
 passes both AC and DC.
 passes AC but blocks DC.

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Electric Circuits
Efficiency of electrical machines should be calculated by measuring

 losses and input.
 output and input.
 losses.
 losses and output.

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Electric Circuits
Fillers in a lead acid battery are provided

 to recover acid loss through vapours.
 to facilitate flow of gases.
 to prevent flow of gases.
 all of above.

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MORE MCQ ON Electric Circuits

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