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Electric Circuits

Electric Circuits
A voltage of v = 100 sin (wt + π/3) is applied to pure resistor of 30 Ohm. What is the RMS value of current is

 2.36.
 4.71.
 5.77.
 1.92.

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Electric Circuits
From the given figure find the R3

 25 ohm
 25 kilo ohm
 25 mili ohm
 25 mega ohm

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Electric Circuits
If a function is shifted by 'T', then it is correctly represented as

 f (t-T) u (t).
 f (t-T) u (t-T).
 f (t) u (t).
 f (t) u (t-T).

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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?

 100 Ω
 1 Ω
 1 KΩ
 1 MΩ

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Electric Circuits
Condition of symmetry in Z-parameter representation is

 Z11 = Z12.
 Z12 = Z22.
 Z12 = Z21.
 Z11 = Z22.

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Electric Circuits
A 50 μF capacitor is charged to retain 10 MJ of energy by a constant charging current of 1 A. Determine the voltages across the capacitor?

 60 V.
 30 V.
 20 V.
 50 V.

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