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Electric Circuits

Electric Circuits
In direct arc furnace which of following is of high value?

 All of above.
 Voltage.
 Power factor.
 Current.

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Electric Circuits
Fillers in a lead acid battery are provided

 all of above.
 to prevent flow of gases.
 to facilitate flow of gases.
 to recover acid loss through vapours.

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Electric Circuits
A constant current source supplies a electric current of 300 mA to a load of 1 KΩ. When the load changed to 100 Ω, the load current will be

 300 mA.
 3 A.
 30 mA.
 100 mA.

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Electric Circuits
Find the total power absorbed by the resistor in the given circuit.

  6 W.
 30 W.
 12 W.
 24 W.

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Electric Circuits
In balanced bridge, if the positions of detector and source are interchanged, the bridge will still remain balanced. This can be explained from which theoem

 Norton's theorem
 Reciprocity theorem
 Compensation theorem
 Thevinin's theorem

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

 XL/R
 XC/R
All of these
 VR/V

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MORE MCQ ON Electric Circuits

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