Electronics and Communication Engineering  Networks Analysis and Synthesis
Exercise :: Networks Analysis and Synthesis  Section 25
1. 
The relation AD  BC = 1 where A, B, C, D are transmission parameters of a network is valid for 
A. 
every network  B. 
passive but not reciprocal network  C. 
passive and reciprocal network  D. 
both active and passive networks 
Answer: Option C
Explanation:

2. 
In figure the phase plot

A. 
will be 90° at ω = 0 and 0° at ω = ∞  B. 
will be 0° at ω = 0 and 90° at ω = ∞  C. 
will be 45° at ω = 0 and 0° at ω = ∞  D. 
will be 45° at ω = 0 and 90° at ω = ∞ 
Answer: Option A
Explanation:

3. 
The graph of a network is shown in the figure. Which one of the figure shown is not a tree of the graph?

Answer: Option D
Explanation:

4. 
A network N is dual of network N if 
A. 
both of them have same mesh equation  B. 
both of them have same node equation  C. 
mesh equation of one are the node equations of the other  D. 
KCL and KVL equations are the same 
Answer: Option C
Explanation:

5. 
The resistance of the aluminium conductor (r = 2.83 x 10^{8} Ωm) in figure is

A. 
0.001 Ω  B. 
less than 0.001 Ω  C. 
more than 0.001 Ω  D. 
more than 0.002 Ω 
Answer: Option B
Explanation:
