Electronics and Communication Engineering - Microwave Communication

11.
Slotted line can be used for measurement of high frequencies
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.

12.
In a waveguide the dielectric region is generally
air
magnetic material
brass
mica
Answer: Option
Explanation:
No answer description is available. Let's discuss.

13.
In directional coupler of the given figure, the terms |S14| and |S23| of scattering matrix are nearly
1 each
0.5 each
0.1 each
1 and 0.5 respectively
Answer: Option
Explanation:
No answer description is available. Let's discuss.

14.
A line is excited by a 100 V, 200 ohm source and is terminated by 100 Ω resistance. If the voltage on line reaches steady value in 80 ns, the natural resonant frequency is
100 MHz
50 MHz
12.5 MHz
6.25 MHz
Answer: Option
Explanation:
No answer description is available. Let's discuss.

15.
A line of length slightly longer than and open circuited at far end behaves as
inductance L
capacitance C
L and C in series
L and C in parallel
Answer: Option
Explanation:
No answer description is available. Let's discuss.