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Electric Circuits

Electric Circuits
The unit of resistivity is

 Ω.
 Ω / metre.
 Ω - metre.
 Ω / m².

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Electric Circuits
Electrics supply for electroplating should be

 any of above.
 low AC voltage.
 low frequency ac voltage.
 DC voltage.

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Electric Circuits
A 10 Ohm resistor has power rating of 1W. Find the maximum current rating.

 0.1 A.
 0.316 A.
 0.01 A.
 1 A.

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Electric Circuits
The unit of electric field intensity is

 N / C.
 N / Ampere.
 F/ m2.
 F / m.

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Electric Circuits
Flux in a magnetic circuit can be compared in an electric circuit to

 voltage.
 current.
 inductance.
 resistance.

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Electric Circuits
A capacitor is charged by a constant 10 mA current sources which is turned on for 1 second. Assuming the capacitor is initially charge free; determine the charge delivered to and the power supplied by the source if the capacitor has a value of 1 mF.

 0.01C, 10MW.
 0.1C, 10MW.
 0.1C, 100MW.
 0.01C and 5W.

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MORE MCQ ON Electric Circuits

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