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Electric Circuits

Electric Circuits
Four capacitors each of 40 µF are connected in parallel, the equivalent capacitance of the system will be

 10 µF
 160 µF
 5 µF
 40 µF

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Electric Circuits
Basic cut set matrix consists of

 any number of branches.
 one branch.
 2 branch.
 no branches.

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Electric Circuits
The life of a lead acid battery is expected to be

 6 months.
 2 to 5 years.
 1 year.
 10 to 15 years.

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Electric Circuits
A capacitor having a capacitance of 40 μF is connected across 250 V DC source. The charging current will be least

 initially.
 when capacitor is almost 25% charged.
 when capacitor is half charged.
 when capacitor is fully charged.

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Electric Circuits
Bulb in street lighting are connected in

 series.
 series parallel.
 parallel.
 end of end.

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Electric Circuits
Which of following is the unit of magnetic flux density?

 Daraf.
 Weber.
 Lumens.
 Tesla.

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MORE MCQ ON Electric Circuits

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