My Report

Antennas Practice Test 1


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. If physical aperture of antenna is 0.02m2 and aperture efficiency is 0.5, then what is the value of effective aperture?

2. How the directivity and effective aperture related to each other?

3. The graphical representation of the radiation properties of the antenna as a function of space coordinates is called Radiation pattern.

4. What is the effective aperture of a Half-wave dipole operating at 100MHz?

5. What is the radiation resistance of a short dipole of length L?

6. If FNBW is 6°, then resolution is ____

7. Radiation resistance of a half-wave dipole is ______

8. The axis of back lobe makes an angle of 180° with respect to the beam of an antenna.

9. Directive gain is defined as a measure of concentration of power in a particular direction.

10. The value of maximum power gain is always greater than or equal to the maximum directive gain.


 

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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