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Electric Circuits

Electric Circuits
Resistor stores the energy in the form of

None of these
 both A and B.
 magnetic field.
 electrical field.

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Electric Circuits
Five capacitors each of 5 µF are connected in series, the equivalent capacitance of the system will be

 25 µF
 10 µF
 1 µF
 5 µF

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Electric Circuits
An ideal constant voltage source has _______________ internal impedance whereas a constant current source has ____________ internal impedance.

 infinite, zero
 zero, infinite
 infinite, infinite
 zero, zero

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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

 3.33 A
 1 A
 23.33 A
 5 A

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Electric Circuits
A two port network is defined by the relation The value of Z12 is

 3.
 3/41.
 2/31.
 -3.

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Electric Circuits
The ratio of the resistance of a 200 W, 230 V lamp to that of a 100 W, 115 V lamp will be

 4.
 0.25.
  0.5.
  2.

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