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Electric Circuits

Electric Circuits
Capacitors for P.f correction are rated in

 KV.
 KW.
 KVAR.
 KVA.

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Electric Circuits
Which of the following elements is/are called dynamic element/s?

 C.
 R.
 L.
 Both L and C.

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

 XL = R
 XL < R
All of these
 XL > R

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Electric Circuits
A 3 wire, 3 - φ supply feeds a load consisting of three equal resistors. By how much is the load reduced if one of the resistors be removed when the load is in star?

 33.33 % of the original load.
 50 % of the original load.
 66.66 % of the original load.
 25 % of the original load.

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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
 P
None of these
 3P

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Electric Circuits
In the figure given, the value of R is

 12 Ω.
 18 Ω.
 24 Ω.
 10 Ω.

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MORE MCQ ON Electric Circuits

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