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Electric Circuits

Electric Circuits
By which of the following elements transients will not occur?

All of these
 C
 R
 L

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Electric Circuits
The capacitance of a conductor is varying from 2 microfarad to zero in 1 sec linearly if the voltage applied to it is 6 V the energy stored in 0.5 sec in the condenser is

 20 µ joules.
 18 µ joules.
  55.1 µ joules.
 10 µ joules.

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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 = 0.0132 μF.
 L = 3.316 mH, C = 132 μF.

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Electric Circuits
Super position theorem is not applicable for

 power calculations.
None of these
 current calculations.
 voltage calculations.

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Electric Circuits
Find the Z parameters of the circuit shown in figure.

 Z11 = 2; Z12 = 1; Z21 = 1; Z22 = 2
 Z11 = 1; Z12 = 1; Z21 = 1; Z22 = 1
 Z11 = 3; Z12 = 1; Z21 = 1; Z22 = 3
 Z11 = 3; Z12 = 3; Z21 = 3; Z22 = 3

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Electric Circuits
In the figure given, the value of R is

 18 Ω.
 12 Ω.
 10 Ω.
 24 Ω.

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MORE MCQ ON Electric Circuits

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