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Electric Circuits

Electric Circuits
In RLC parallel circuit if current through capacitor and inductor is equal. Then What is the power factor?

 leading
 lagging
 zero
 unity

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Electric Circuits
Highest current density is usually recommended for

  tin plating.
  bronze plating.
  chromium plating.
  cadmium plating.

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Electric Circuits
A 230V, 50Hz voltage is applied to a coil having L = 5H and R = 2 Ohm in series with capacitance C. When the voltage across the coil is 400V, find the current in the circuit?

 0.2547 A.
 0.1578 A.
 0.1465 A.
 0.4583 A.

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

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

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Electric Circuits
The current through the 2 KΩ resistance ( rest resitances are all 1 ohm each ) in the circuit shown in diagram

 1 mA.
 0 mA.
 2 mA.
 6 mA.

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Electric Circuits
In the circuit given, I = 1 A for Is = 0. What is the value of I for Is = 2 A ?

 4 A.
 1 A.
  2 A.
 3 A.

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MORE MCQ ON Electric Circuits

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