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Electric Circuits

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

 Lumens.
 Tesla.
 Weber.
 Daraf.

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Electric Circuits
For symmetrical wave form average value of one full cycle is

 2.22
 0
 1.11
 1

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Electric Circuits
The mass of a proton is

 1.672 × 10 - 27 Kg.
 1.609 × 10 - 31 Kg.
 1.602 × 10 - 19 Kg.
 1.675 × 10 - 27 Kg.

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Electric Circuits
The lead acid cell should not never be discharged beyond

 2.1 V
 1.8 V.
 1.9 V.
 2 V.

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Electric Circuits
Five cells are connected in series in a row and then four such rows are connected in parallel to Feed the current to a resistive load of 1.25Ω. Each cell has an emf of 1.5 V with internal resistance Of 0.2Ω. The current through the load will be

 1 A
 3.33 A
 23.33 A
 5 A

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Electric Circuits
Which of the following has no units?

 Permeability
 Permittivity
 Magnetic susceptibility
 Moment of a magnet

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MORE MCQ ON Electric Circuits

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