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Electric Circuits

Electric Circuits
Energy efficiency during electroplating is usually in the range

 90 to 99%.
 50 to 80%.
 85 to 90%.
 80 to 85%.

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

 Critical damping
 Undamping
 Over damping
 Under damping

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Electric Circuits
If conductance increases as temperature increases it is called as ..........

None of these
 both 1 and 2.
 positive co-efficient.
 negative co-efficient.

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Electric Circuits
In the network shown, what is the current I in the direction shown?

 4 A.
 1 / 3 A.
 5 / 6 A.
 0 A.

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Electric Circuits
Which of the followings is the expression for energy stored in a capacitor?

 Cv.
 (1 / 2) Cv2.
 C dv / dt.
 C / v.

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Electric Circuits
Constant K type HPF (high pass filter) having cut off frequency 12 KHz and nominal impedance Ro = 500 Ω Find shunt arm inductor L and series arm capacitance C for T and π section of HPF ?

 None of these.
 L = 0.0132 mH, C = 0.0132 μF.
 L = 3.316 mH, C = 132 μF.
 L = 3.316 mH, C = 0.0132 μF.

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MORE MCQ ON Electric Circuits

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