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Electric Circuits

Electric Circuits
In the circuit shown in the figure, the value of Vs is 0, when I = 4 A. The value of I, when Vs = 16 V, is

 6 A.
 12 A.
 10 A.
 8 A.

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Electric Circuits
In a series resonant circuit impedance is

 none of these.
 minimum.
 zero.
 maximum.

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Electric Circuits
The equation for 25 cycles current sine wave having rms value of 30 amps, will be

 42.4sin50πt.
 30sin25πt.
 42.4sin25πt.
 30sin50πt.

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Electric Circuits
Unit step function is first derivative of

 impulse function.
 ramp function.
 gate function.
 parabolic function.

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Electric Circuits
In a series resonance circuit if bandwidth is 1 MHz and inductance is 1 mH, then what is the resistance value?

 1 MΩ
 1 KΩ
 1 Ω
 100 Ω

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Electric Circuits
If P is the power of a star connected system then what will be power of an equivalent delta connected system?

 3P
 P
 P/3
None of these

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MORE MCQ ON Electric Circuits

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