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Electric Circuits

Electric Circuits
In 2 port network Z12 = Z21 indicates which property

 bilateral.
 linear.
 unilateral.
 non linear.

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Electric Circuits
Which of the following is applicable for both linear and non-linear circuits?

 None of these .
 Thevnin’s theorem.
 Superposition theorem.
 Norton’s theorem.

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Electric Circuits
The resistivity of semi-conductors at room temperatures is

 0.01 to 50 ohm - cm.
 109 to 1012 ohm - cm.
 1000 to 1500 ohm - cm.
 1.6 × 106 to 100 × 106 ohm - cm.

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Electric Circuits
In RLC parallel circuit to get Q>1 which of the following is required?

 XL>R
 XL=R
 XL
All of these

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Electric Circuits
Three identical inductors are connected in delta with a 220 V, 50 Hz, 3 - φ, supply. If the phase current is 24 A, then what is the value of each of the inductance?

 None of these.
 0.029.
 0.049 H.
 0.058 H.

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Electric Circuits
During electroplating the weight of substance deposited depends on

 shape of article.
 room temperature.
 atmospheric humidity.
 quantity of electricity.

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MORE MCQ ON Electric Circuits

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