# Electrical Engineering: Circuit theory MCQ

## Getting Started with Electrical Engineering: Circuit theory MCQ:

##### 1. Question

The z-parameters of the two port network shown in the figure are z_{11} = 40Ω , z_{12} = 60Ω , z_{21 }= 80Ω and z_{22} = 100 Ω. The average power delivered to R_{L} = 20Ω , in watts, is _______.

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##### 2. Question

In the balanced 3-phase, 50 Hz, circuit shown below, the value of inductance (L) is 10 mH. The value of the capacitance (C) for which all the line currents are zero, in millifarads, is ___________.

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##### 3. Question

In the circuit shown below, the initial capacitor voltage is 4 V. Switch S 1 is closed at = 0. The charge (in μC) lost by the capacitor from = 25 μ to = 100 μ is ____________.

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##### 4. Question

For the given circuit, the Thevenin equivalent is to be determined. The Thevenin voltage, V_{Th} (in Volt), seen from terminal AB is _________.

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##### 5. Question

The voltages developed across the 3 Ω and 2 Ω resistors shown in the figure are 6 V and 2 V respectively, with the polarity as marked. What is the power (in Watt) delivered by the 5 V voltage source?

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