GATE 2010 ECE Network Theory - Complete Video Solutions with Answers

2010

1.  For the two-port network shown below, the short-circuit admittance parameter matrix is

   

    Answer: A  

Solution:    https://www.youtube.com/watch?v=IGYPN1wEH2I

2.  For parallel RLC circuit, which one of the following statements is NOT correct?
a)  The bandwidth of the circuit decreases if R is increased
b)  The bandwidth of the circuit remains same if L is increased
c) At resonance, input impedance is a real quantity
d) At resonance, the magnitude of input impedance attains its minimum value.

   

    Answer: D  

Solution:   https://www.youtube.com/watch?v=wPSqMuj0YhY

3.  In the cirucit shown, the switch S is open for a long time and is closed at t = 0. The current i(t) for t ≥ 0⁺ is

   

    Answer: A  

Solution:   https://www.youtube.com/watch?v=1oztLmwhBL0

4. The current I in the circuit shown is

a)  - j1 A

b)  j1 A

c)  0 A

d)  20 A

   

    Answer: A  

Solution:    https://www.youtube.com/watch?v=dKZILrD0vOM

5.  In the circuit shown, the power supplied by the voltage source is

a)  0 W

b)  5 W

c)  10 W

d)  100 W

   

    Answer: A  

Solution:  https://www.youtube.com/watch?v=hibsYBmkeSw