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Electric Circuits

Electric Circuits
Given network is having N nodes and b branches, then number of individual loops are

 N.
 b - N + 1.
 N - 1.
 b - N - 1.

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Electric Circuits
Current magnification will occur in which of the following case?

 Both
 Parallel resonance
 Series resonance
None of these

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Electric Circuits
If N is the number of nodes and b is the number of branches in a network, then rank of cut set matrix is

 b - N - 1.
 N - 1.
 b - N + 1.
 N.

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Electric Circuits
Lowest current density is generally recommended for plating of

 bronze.
 cadmium.
 silver.
 chromium.

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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?

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

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Electric Circuits
Which law(s) find application in electrolysis?

 Gausss law.
 Coulombs law.
 Faradays law.
 Ohms law.

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MORE MCQ ON Electric Circuits

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