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Electric Circuits

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

 N - 1.
 b - N + 1.
 b - N - 1.
 N.

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Electric Circuits
Fillers in a lead acid battery are provided

 all of above.
 to prevent flow of gases.
 to facilitate flow of gases.
 to recover acid loss through vapours.

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Electric Circuits
Which of the following has no units?

 Moment of a magnet
 Magnetic susceptibility
 Permeability
 Permittivity

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Electric Circuits
Mesh analysis is applicable for

 neither planar and non planar networks..
 non planar networks.
 planar networks.
 both planar and non planar networks.

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Electric Circuits
Which of the following can not be connected in series unless they are identical?

 Voltage source.
 Resistance.
 Current source.
 Both of above.

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Electric Circuits
A 100 ohm resistor is directly connected across a 80 V battery. What is the power dissipation?

  64 W.
 5 W.
 1 W.
 10 W.

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MORE MCQ ON Electric Circuits

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