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Electric Circuits

Electric Circuits
Inductor does not allow the sudden change of

 voltage
 power
 current
None of these

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Electric Circuits
A 230V, 50Hz voltage is applied to a coil having L = 5H and R = 2 Ohm in series with capacitance C. When the voltage across the coil is 400V, find the value of C?

 1.8 µF.
 4.78 µF.
 10.54 µF.
 8.51 µF.

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Electric Circuits
The Norton equivalent of a network is given as IN = 4A and RN = 2 Ohm. When this circuit is connected across a 2 Ohm load, the current through the load is

 1 A.
 0 A.
 4 A.
 2 A.

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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

 23.33 A
 3.33 A
 1 A
 5 A

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Electric Circuits
Mesh analysis is prefered when loops are------nodes

 greater than
 equals to
 less than
 any of the above

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Electric Circuits
In series R, L circuit power factor can be defined as

 Vr/V
 P/S
All of these
 R/Z

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MORE MCQ ON Electric Circuits

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