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Electric Circuits

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

 R.
 Both L and C.
 C.
 L.

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Electric Circuits
Which variety of copper has the best mechanical strength ?

  Annealed copper.
  Cast copper.
  Soft copper.
  Hard drawn copper.

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Electric Circuits
The inductive reactance of an electric circuit is 200 Ohms. The frequency of supply becomes doubled. What is the new capacitive reactance?

 400 Ohms.
 200 Ohms.
 100 Ohms.
 50 Ohms.

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Electric Circuits
For the circuit shown below the value of R is adjusted so as to make the current in RL equal to zero. Calculate the value of R.

 2 Ω.
 4 Ω.
 3 Ω.
 1 Ω.

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Electric Circuits
The internal resistance of lead acid cell is _______________ that of Edison cell.

 less than.
 none of above.
 more than.
 equal to.

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Electric Circuits
Which of the following is the correct relation?

 AC-BD = 1.
 all of these.
 AD-BC = 1.
 AB-CD = 1 .

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MORE MCQ ON Electric Circuits

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