My Report

Antennas Practice Test 9


Correct Answer: 2 points | Wrong: -1 point
Grades: A* (100% score) | A (80%-99%) | B (60%-80%) | C (40%-60%) | D (0%-40%)
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1. Which of the following is known as Non Radiative region?

2. What is the reflection coefficient for a perfect reflecting surface?

3. Reflection coefficient of plane waves with normal incidence in terms of impedances of medium is ____

4. Which of the following scattering occurs through the fine layers in the troposphere?

5. In a ground wave propagation, which component of electric field is short circuited when it’s in contact by earth?

6. Which of the following is the lowest layer of atmosphere?

7. Complex dielectric constant of earth is given by ____

8. What is the equivalent radius of the earth when the ray appears to be a straight line over a flat earth surface?

9. Which of the following instrument measures the amplitude and phase of the signal?

10. Communication through LOS can be increased by decreasing the height of antenna.


 

Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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