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Electric Circuits

Electric Circuits
In the circuit given below the value of resistance Req is

 11.18 Ω.
 10 Ω.
 11.86 Ω.
 25 Ω.

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Electric Circuits
A parallel plate capacitor with air as dielectric, force between plate is F. If capacitor is now immersed water of dielectric εr, force between plate will be –

 F εr.
 F.
 εr/F.
 0.

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Electric Circuits
2) Two sinusoidal emfs are given as e1 = Asin(wt+45) and e2 = Bsin(wt-30). The phase difference between the two quantities in degrees is

 75.
 60.
 105.
 15.

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Electric Circuits
To obtain wide bandwidth, network is designed with which of the following?

 Unity Q factor
 Low Q factor
 High Q factor
 Zero Q factor

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Electric Circuits
By which of the following elements transients will not occur?

All of these
 R
 C
 L

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Electric Circuits
KCL works on the principle of which of the following

 both.
 law of conservation of energy.
 law of conservation of charge.
None of these

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