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Electric Circuits

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

None of these
 0
 Both
 ∞

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Electric Circuits
The maximum current rating for a 10 k Ω, 0.5 W resistor is

 7.07 mA.
 14.14 mA.
 28.28 mA.
 0.707 mA.

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Electric Circuits
In which of the following oscillations are not present?

 Under damping
 Both 2 and 3
 Over damping
 Critical damping

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

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

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Electric Circuits
A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The current in R is

 10.16 A.
 2.54 A.
 5.08 A.
 1.27 A.

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Electric Circuits
When power factor angle is varying, the shape of the current locus is

 Semicircle
 Straight line
 Triangle
 Circle

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MORE MCQ ON Electric Circuits

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