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Electric Circuits

Electric Circuits
The form factor of sinusoidal alternating current is

 0.
 1.15.
 1.
 1.11.

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Electric Circuits
The rms value of the resultant current in a wire which carries a DC current of 10A and a sinusoidal current of peak value 20A is

 14.14A.
 30A.
 17.3A .
 22.4A.

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Electric Circuits
Consider the following circuit : Switch is closed at t = 0 Find i(0 +)

 (V*L) / (R*C)
 V / {R + (sL + 1 / Cs)}.
 0.
 V/R.

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Electric Circuits
While comparing magnetic field and electric circuits, the point of dissimilarity exists while considering

 mmf and emf.
 flux and current flow.
 permeance and conductance.
 reluctance and resistance.

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Electric Circuits
A two port network is defined by the relation The value of Z11 is

 2.
 -2/11.
 -3.
 2/11.

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Electric Circuits
The instantaneous values of line current into a delta connected load in any two lines are + 2.5 amps and - 1.25 amps the current in the third line at the instant is ___________ A.

 2.5
 - 1.25
 1
 10

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