Explore topic-wise MCQs in Network Theory.

This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Network Theory knowledge and support exam preparation. Choose a topic below to get started.

1.

Given a system function H(s) = ( frac{V(s)}{I(s)} = frac{(s+4)}{(s+3)^2} ). And i(t) is a unit step, then V(t) in the steady state is ___________

A. ( frac{4}{9} )
B. ( frac{4}{3} )
C. 0
D.
Answer» B. ( frac{4}{3} )
Discussion
2.

The z parameters form a matrix of the form ___________

A. [z<sub>11</sub> z<sub>12</sub>; z<sub>21</sub> z<sub>22</sub>]
B. [z<sub>11</sub> z<sub>12</sub>; z<sub>22</sub> z<sub>21</sub>]
C. [z<sub>12</sub> z<sub>11</sub>; z<sub>21</sub> z<sub>22</sub>]
D. [z<sub>11</sub> z<sub>22</sub>; z<sub>12</sub> z<sub>21</sub>]
Answer» B. [z<sub>11</sub> z<sub>12</sub>; z<sub>22</sub> z<sub>21</sub>]
Discussion
3.

If y(t) = 120e10x(t), then the relation is _________

A. Dynamic
B. Static
C. Memory
D. Memoryless but not static
Answer» C. Memory
Discussion
4.

The values of z12 and z22 for a T circuit having resistances 20 each is _____________

A. 40, 20
B. 40, 60
C. 20, 40
D. 40, 40
Answer» D. 40, 40
Discussion
5.

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

A. 40, 20
B. 40, 60
C. 60, 40
D. 40, 40
Answer» B. 40, 60
Discussion
6.

Barlett s Bisection Theorem is applicable to ___________

A. Unsymmetrical networks
B. Symmetrical networks
C. Both unsymmetrical and symmetrical networks
D. Neither to unsymmetrical nor to symmetrical networks
Answer» C. Both unsymmetrical and symmetrical networks
Discussion
7.

The value of 2 [u (t 1) u (1 2t)] (u ( t + 1) + u (t)) at t = 3 sec is ____________

A. 0
B. 4
C.
D. 1
Answer» C.
Discussion
8.

A system is at rest for t &lt; 0. It is given by ( frac{dy}{dt} ) + 2y = u(t)sin (2t+A). If steady state is reached at t = 0, then the value of angle A is ___________

A. 0
B. 45
C. -45
D.
Answer» C. -45
Discussion
9.

A system function H(s) = ( frac{V(s)}{I(s)} = frac{s}{(s+4)} ). For i(t) = u(t) and value of system is 0 for t&lt;0. Then v(t) is ___________

A. 1 e<sup>-4t</sup>
B. e<sup>-4t</sup>
C. e<sup>4t</sup>
D. 1 + e<sup>-4t</sup>
Answer» C. e<sup>4t</sup>
Discussion
10.

Given a series RLC circuit. The impedance Z(s) of the circuit will be?

A. ( frac{5(s^2+5)}{s^2+s+1} )
B. ( frac{5(s^2-5)}{s^2-s-1} )
C. ( frac{s^2-10s-100}{s} )
D. ( frac{s^2+10s+100}{s} )
Answer» E.
Discussion
11.

A system function H(s) = ( frac{25}{s^2+4s+100} ), the resonant frequency in rad/sec and bandwidth in rad/sec is ____________

A. 5, 10
B. 5, 4
C. 10, 4
D. 10, 10
Answer» D. 10, 10
Discussion
12.

For a network having 1 resistor and 1 F capacitor in series, the impedance Z(s) is ____________

A. ( frac{s+1}{s} )
B. ( frac{s+2}{s} )
C. ( frac{s}{s+1} )
D. ( frac{s}{s+2} )
Answer» B. ( frac{s+2}{s} )
Discussion