**2015**

1.
In the network shown in the figure, all resistors are identical with
R = 300 Ω.
The resistance R

_{ab}(in Ω) of the network is __________________
2.
In the circuit shown, at resonance, the amplitude of the sinusoidal
voltage (in volts) across the capacitor is ____________________

3.
In the circuit shown, the switch SW is thrown from position A to
position B at time t=0. The energy (in µJ) taken from the 3 volts
source to charge the 0.1 µF capacitor from 0 volts to 3 volts is

a)
0.3

b)
0.45

c)
0.9

d)
3

4.
In the given circuit, the values of V

_{1}and V_{2}(in volts) respectively are
a)
5, 25

b)
10, 30

c)
15, 35

d)
0, 20

5.
In the circuit shown, switch SW is closed at t =0. Assuming zero
initial conditions, the value of V

_{c}(t) (in volts) at t = 1 sec is __________________
6.
In the given circuit, the maximum power (in Watts) that can be
transferred to the load R

_{L}is _______

7.
In the circuit shown, the average value of the voltage V

_{ab}(in volts) in steady state condition is _________
8.
The 2 – port Admittance matrix of the circuit shown is given
by____________

9.
The voltage (V

_{c}) across the capacitor (in volts) in the network shown is ______________
10.
An LC tank circuit consists of an ideal capacitor C connected in
parallel with a coil of inductance L having an internal resistance R.
The resonant frequency of the tank circuit is

11.
In the circuit shown, the initial voltages across the capacitors C

_{1}and C_{2}are 1 volt and 3 volts respectively. The switch is closed at time t = 0. The total energy dissipated (in Joules) in the resistor R until steady state is reached, is _______________
12.
In the circuit shown, the Norton equivalent resistance (in Ω)
across terminals a and b is ________

13.
At High frequencies, the peak output voltage V

_{o}(in volts) is __________
14.
For the current shown in the figure, the Thevenin equivalent voltage
(in volts) across terminals a and b is _______________

15.
In the circuit shown, assume that diodes D

_{1}and D_{2}are ideal. In the steady state condition, the average voltage V_{ab}(in volts) across 0.5 µF capacitor is ____________
16.
In the circuit shown, the voltage V

_{x}(in volts) is __________
17.
In the circuit shown, assume that the diodes D

_{1}and D_{2}are ideal. The average voltage V_{ab}(in volts) across terminals a and b is _____________
18.
In the circuit shown, the current I flowing through the 50 Ω
resistor
will be zero, if the value of the capacitor C (in µF)
is __________________

19.
The ABCD parameters of the following 2 – port network are