Network Theory Mock Test 7

1. In the circuit shown below, switch K is moved from position to position 2 at time t = 0. At time t = 0-, the current in the inductor is I₀ and the voltage at the capacitor is V₀. The inductor is represented by a transform impedance _________ in series with a voltage source __________

2. If the real part of driving point function is zero, then the pole and zero must be?

3. The values of z₁₁ and z₂₁ for a T circuit having resistances 20 Ω each is _____________

4. The Current Transformer supplies current to the current coil of a power factor meter, energy meter and, an ammeter. These are connected as?

5. The poles in the transfer function are denoted by?

6. In a two terminals network the open circuit voltage measured at the given terminals is 110 V and short circuit currents at the same terminals 10 A. If a load of 50 Ω resistance is connected at the terminals, load current is ___________

7. The zeros of driving point impedance are those frequencies corresponding to ___________ conditions.

8. What is the steady state value of F (t), if it is known that F(s) = \(\frac{10}{(s+1)(s^2+1)}\)?

9. Two similar coils have self-inductance of 20 mH each. Coefficient of coupling is 0.4. The mutual inductance M is ______________

10. The transform admittance of the capacitor is?