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Electric Circuits

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

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

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

 Weber.
 Lumens.
 Tesla.
 Daraf.

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Electric Circuits
What is mean by flow of electrons?

 Electric current.
 Voltage.
 Insulator.
 Semiconductor.

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Electric Circuits
A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The voltage drop across L is

  39.1 V.
  31.9 V.
 50.5 V.
 45.5 V.

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Electric Circuits
The term trickle charge is associated with

 nickel iron battery.
 dry cell.
 silver zinc battery.
 lead acid battery.

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Electric Circuits
The internal resistance of lead acid cell is _______________ that of Edison cell.

 equal to.
 more than.
 less than.
 none of above.

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MORE MCQ ON Electric Circuits

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