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Electric Circuits

Electric Circuits
If P is the power of a star connected system then what will be power of an equivalent delta connected system?

 P/3
None of these
 3P
 P

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Electric Circuits
Two battery having unequal emf

 cannot be connected in series.
 both a and d
 can be connected in series only.
 cannot be connected in parallel.

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Electric Circuits
Which resistor will be physically larger in size?

 10 Ω, 50 W.
 100 Ω, 10 W.
 1 M Ω, 1/2 W.
 1 k Ω, 1 W.

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Electric Circuits
Container of a lead acid battery

 celluloid.
 molded hard rubber.
 ceramics.
 any of above.

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Electric Circuits
In Cauer 1st form last element in the network is

  Lshunt.
  Cshunt.
  Lseries.
  Cseries.

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Electric Circuits
The capacitive reactance of an electric circuit is 50 Ohms. The frequency of supply becomes doubled. What is the new capacitive reactance?

 100 Ohms.
 50 Ohms.
 200 Ohms.
 25 Ohms.

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MORE MCQ ON Electric Circuits

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