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Electric Circuits

Electric Circuits
Bulb in street lighting are connected in

 series.
 series parallel.
 parallel.
 end of end.

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Electric Circuits
Two identical resistors are first connected in parallel then in series. The ratio of resultant resistance of the first combination to the second will be

 0.25.
 2.
 4.
 0.5.

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Electric Circuits
The form factor of sinusoidal alternating current is

 1.11.
 0.
 1.15.
 1.

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Electric Circuits
The strength of current in 1 H inductor changes at rate of 1 A / sec. Find the voltage across it?

 0.5 V.
 2 V.
 None of these.
 1 V.

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

 Voltage.
 Current.
 All of above.
 Power factor.

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Electric Circuits
In RLC series circuit, at resonance condition the value of current is

 Zero
 Maximum
 Minimum
None of these

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MORE MCQ ON Electric Circuits

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