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Electric Circuits

Electric Circuits
A two port network is defined by the relation The value of Z12 is

 3/41.
 3.
 -3.
 2/31.

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Electric Circuits
To reduce hysteresis loss, we use

 copper bars.
 laminated sheets.
 CRGO steel.
 soft-iron.

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Electric Circuits
For the circuit given in the figure the power delivered by the 2 V source is given by

 - 2 W.
 - 4 W.
 4 W.
 2 W.

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Electric Circuits
Three identical resistor are connected in star across a 3 phase 550 V supply dissipating a total power of 300 W the line current is ____________ A.

 3.149
 1
 2.56
 0.5

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Electric Circuits
The basic circuit elements are

 Vs, Is.
 both A and B.
 R, L and C.
None of these

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Electric Circuits
Among the options which metal has the highest electrical conductivity?

 Copper.
 Aluminium.
 Steel.
 Stranded aluminium.

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MORE MCQ ON Electric Circuits

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