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Electric Circuits

Electric Circuits
In ac RC series circuit total voltage is 10V and voltage across resistor is 6V, then what is voltage across capacitor?

 8V
 10V
 16V
 4V

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Electric Circuits
In RLC series circuit if the Q factor is 1, then the damping of the system is

 Under damping
 Undamping
 Over damping
 Critical damping

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Electric Circuits
Three resistances of two ohms each are connected in star. In the equivalent delta representation each resistance will have a value of _______________ Ω.

 3.4.
 5.2.
 0.6.
 6.

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Electric Circuits
What is represented by the hypotenuse of impedance triangle?

 Resistance drop.
 Reactance drop.
 Impedance drop.
 Apparent power.

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Electric Circuits
A 60 Hz frequency voltage would cause a bulb to turn on and off

 120 times per second.
 70 times per second.
 80 times per second.
 60 times per second.

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Electric Circuits
The unit of electric displacement vector is

 Ampere-m.
 C/m2.
 C - m.
 C/m.

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MORE MCQ ON Electric Circuits

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