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Electric Circuits

Electric Circuits
Active element of electrical circuit is

 voltage source.
 none of above.
 current source.
 both of them.

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Electric Circuits
For ideal tank circuit what is the value of dynamic impedance?

None of these
 0
 ∞
 Both

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Electric Circuits
For cadium plating electrolyte used is

 cadmium hexa metaphosphate.
 any of above.
 cadmium sulphate and sulphuric acid.
 sodium cyanide, cadmium and caustic soda.

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Electric Circuits
A reactance having an inductor of 0.15 H is connected in series with 10 Ω resistance. What will be the inductive reactance?

 48.15 Ω.
 1.5 Ω.
 None of these.
 47.1 Ω.

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Electric Circuits
Time constant of RC series circuit is

 2RC
 L/R
 2L/R
 RC

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Electric Circuits
Which resistor will be physically larger in size?

 1 k Ω, 1 W.
 1 M Ω, 1/2 W.
 100 Ω, 10 W.
 10 Ω, 50 W.

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MORE MCQ ON Electric Circuits

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