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Electric Circuits

Electric Circuits
Coating generally recommended for hard surfacing is

 chromium plating.
None of these
 lead plating.
 copper plating.

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Electric Circuits
200 resistors of 200 Ω each are connected in parallel. Their equivalent resistance will be

 200 Ω.
 400 Ω.
 1 Ω.
 4 kΩ.

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Electric Circuits
The internal resistance of a dry cell is of the order of

  1 to 15 Ohm.
  1 to 1.5 Ohm.
  2 to 5 Ohm.
  0.2 to 0.4 Ohm.

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Electric Circuits
In series R, L circuit power factor can be defined as

 R/Z
 Vr/V
 P/S
All of these

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Electric Circuits
Three resistors each R Ohm is connected to form a triangle. The equivalent resistance across any terminals is

 R/2.
 3R/2.
 2R/3.
 R.

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Electric Circuits
Super mesh analysis is used in case of

 ideal voltage source is connected between two non reference nodes.
 both.
 current source branch is common for two meshes.
 either 1 or 2.

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MORE MCQ ON Electric Circuits

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