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Electric Circuits

Electric Circuits
In series RLC circuit which of the following represents the Q factor ?

All of these
 XL/R
 XC/R
 VR/V

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Electric Circuits
A capacitor

 blocks both AC and DC.
 passes both AC and DC.
 passes AC but blocks DC.
 passes DC but blocks AC.

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Electric Circuits
Which of the following can not be connected in series unless they are identical?

 Both of above.
 Resistance.
 Voltage source.
 Current source.

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Electric Circuits
The value of supply voltage for 400 W, 4 Ω load is

 400 V.
 200 V.
 20 V.
 40 V.

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Electric Circuits
A capacitor is charged by a constant 10 mA current sources which is turned on for 1 second. Assuming the capacitor is initially charge free; determine the charge delivered to and the power supplied by the source if the capacitor has a value of 1 mF.

 0.1C, 100MW.
 0.01C, 10MW.
 0.1C, 10MW.
 0.01C and 5W.

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Electric Circuits
Reciprocity condition for h parameters is

 h12 = h21.
 h12 = - h21.
 h12 = h21.
 h11h22 - h21h12 = 0.

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