Electronics and Communication Engineering  Networks Analysis and Synthesis
Exercise :: Networks Analysis and Synthesis  Section 17
1. 
When an ac circuit has sources of different frequencies, the only method of analysis is superposition theorem. 
Answer: Option A
Explanation:

2. 
In a Parallel connection of circuit the bandwidth in terms of R, L, C is 
A. 
B = 1/RC  B. 
B = 1/RL  C. 
B = 1/RLC  D. 
B = RLC 
Answer: Option A
Explanation:

3. 
It two voltages are v_{1} = 100 sin (ωt  30°) and v_{2} = cos ω t then 
A. 
v_{1} is leading v_{2} by 30°  B. 
v_{2} is leading v_{1} by 30°  C. 
v_{2} is leading v_{1} by 60°  D. 
v_{1} is leading v_{2} by 60° 
Answer: Option C
Explanation:

4. 
In a purely inductive ac circuit the power curve is a sinusoid of the same frequency as the voltage. 
Answer: Option B
Explanation:

5. 
The superposition theorem is applicable to 
A. 
linear, nonlinear and time variant responses  B. 
linear and nonlinear resistors only  C. 
linear responses only  D. 
none of the above 
Answer: Option C
Explanation:
