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Electric Circuits

Electric Circuits
Magnetic flux has the unit of

 Weber
  Tesla
 Ampere turn
 Newton

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Electric Circuits
From the circuit diagram shown in question 1 find the thevnin voltage.

 3 V.
 15 V.
 5 V.
 1.5 V.

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Electric Circuits
By which of the following elements transients will not occur?

 C
All of these
 R
 L

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Electric Circuits
The value of supply voltage for 400 W, 4 Ω load is

 20 V.
 400 V.
 200 V.
 40 V.

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Electric Circuits
A positive and a negative charged conductor are initially 50 mm apart. When they are moved close together so that they are now only 10 mm apart, the force between them will be

 10 times greater than before.
 5 times greater than before.
 5 times smaller than before.
 25 times larger than before.

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Electric Circuits
A external resistance R is connected to a cell of internal resistance r, then the current is maximum when

 R = r.
 R > r.
None of these
 R < r.

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MORE MCQ ON Electric Circuits

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