In the Thevenin equivalent circuit, Vth equals
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The unit of electrical conductivity is
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A series LCR circuit consisting of R = 10 Ω, |XL| = 20 Ω and |XC| = 20 Ω is connected across an a.c. supply of 200 V rms. The rms voltage across the capacitor is
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A polynomial must satisfy the condition that
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Which of the following pairs are correctly matched?
1. Brune's realization ⟺ Realization with ideal transformer
2. Couer realization ⟺ Ladder realization
3. Bott-Duffin realization ⟺ Realization with non-ideal transformer⟺ Select the correct answer using the options given below:
1. Brune's realization ⟺ Realization with ideal transformer
2. Couer realization ⟺ Ladder realization
3. Bott-Duffin realization ⟺ Realization with non-ideal transformer⟺ Select the correct answer using the options given below:
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The V-I characteristics of an element is shown in the below figure. The element is
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The average value of the periodic function v(t) of the given figure is
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Which one of the following impedance values of load will cause maximum power to be transferred to the load for the network shown in the given figure?
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The unit of inductance is
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Match List-I with List-II and select the correct answer using the options given below:
| List-I (Form) | List-II (Networks) |
| a. Couer I | 1. L in series arms and C in shunt arms of a ladder |
| b. Couer II | 2. C in series arms and L in shunt arms of a ladder |
| c. Foster I | 3. Series combination of L and C in parallel |
| d. Foster II | 4. Parallel combination of L and C in series |
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The induced emf in a coil is given as:
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A switch is connected in between a 12 V battery and an uncharged capacitor and a 1 KΩ resistor. At the time instant when the switch is closed, the voltage across the capacitor is:
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The Y parameters of a four-terminal block are \left[ {\begin{array}{*{20}{c}}
4&2 \\
1&1
\end{array}} \right]. A single element of 1 ohm is connected across as shown in the given figure. The new Y parameters will be
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A source of angular frequency 1 rad/sec has a source impedance consisting of 1 Ω resistors in series with 1 H inductance. The load that will obtain the maximum power transfer is
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If is a driving point impedance, it represents an
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A bar of certain material having rectangular cross section is one metre in length and has a cross section of 0.0001 square metres. The value of its longitudinal resistance is 100 ohms. The value of its resistivity would be:
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For the circuit given, find the current I at resonance condition
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Which of the following capacitors has the highest cost per µF?
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In the circuit shown in figure, determine the value of ix-
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Q100
Open questionThe crest factor of a sine wave having peak value of 12 V and rms value 8.48 is
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