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Electric Circuits

Electric Circuits
In RLC parallel circuit to get Q>1 which of the following is required?

 XL=R
All of these
 XL
 XL>R

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Electric Circuits
In given figure, the value of resistance R in Ω is

 1 Ω
 4.5 Ω
 3.5 Ω
 2.5 Ω

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Electric Circuits
Total power consumed in the circuit below is 10 W. Find X.

  2 A.
 3 A.
 None of these.
 1 A.

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Electric Circuits
A capacitor passes a current of 12.6 mA when supplied with 20 V ac with a frequency of 1000 Hz. The capacitance will be

 1 μF.
 0.1 μF.
 0.01 μF.
 0.001 μF.

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Electric Circuits
In which of the circuits power factor can be zero?

 both ‘a’ and ‘b’
 resistive.
 capacitive.
 inductive.

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Electric Circuits
A wire of 0.14 mm diameter and specific resistance 9.6 Ω - cm is 440 cm long. The resistance of the wire will be

 9.6 Ω.
 13.7 Ω.
 11.3 Ω.
 27.4 Ω.

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