Electronics and Communication Engineering - Networks Analysis and Synthesis

6.
The polarities of the magnetised iron rod of are
A is N, B is S and C is neutral
A is N, B is S and C is S
A is N, B is N and C is S
A is S, N is S and C is N
Answer: Option
Explanation:
No answer description is available. Let's discuss.

7.
Nichrome is commonly used for
lamp filaments
transformer winding
heater coils
battery connections
Answer: Option
Explanation:
No answer description is available. Let's discuss.

8.
Thevenin's equivalent circuit
can be drawn only in time domain
can be drawn only in frequency domain
can be drawn both in time and frequency domain
can be drawn in frequency domain with some restrictions
Answer: Option
Explanation:
No answer description is available. Let's discuss.

9.
A series RC circuit has fixed R and C and variable f. The current locus will lie in the first quadrant.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.

10.
Which of the following statement is false?
Bandwidth of a circuit is given by the range of frequencies lying between half-power points
Half-power points on a resonance curve are those points where power is half of that at resonance
Half-power points are also known as 3 dB points
At both half-power points, the p.f. = 0.707 lagging
Answer: Option
Explanation:
No answer description is available. Let's discuss.