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Electric Circuits

Electric Circuits
Which of the following Y-parameters is dimensionless?

 Y12.
 none of these.
 Y22.
 Y11.

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Electric Circuits
If the sheet of a backelite is inserted between the plates of an air capacitor, the capacitance will

 remains unchanged.
 decrease.
 becomes zero.
 increase.

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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

 4 A.
 2 A.
 0 A.
 1 A.

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Electric Circuits
For the resonance circuit ω0 = 105, Q = 50, R = 400 Ω the value of C is

 1000 pF.
 125 pF.
 250 pF.
 500 pF.

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Electric Circuits
What is the real power in AC operation?

 Both option A and B.
 None of these.
 VIcosφ.
 Apperant power × cosφ.

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Electric Circuits
Current magnification will occur in which of the following case?

 Series resonance
 Parallel resonance
None of these
 Both

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MORE MCQ ON Electric Circuits

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