My Report

Antennas Practice Test 3


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. A rectangular aperture a ×b is placed in xy-plane, The HPBW in H-plane is given by _____

2. A narrow beam-width is obtained through a large number of directors.

3. The length of the director compared to the driven element is ______

4. Equivalence principle is mainly used for far filed analysis of the antenna in outer region.

5. If the aperture antenna is tapered only in H-plane then which of the following is true compared to uniform non-tapered aperture antenna?

6. Which of the following causes the shortening effect on multi conductor folded dipole?

7. What is the reflector length (in feet) for a three element Yagi-Uda array, operating at a frequency 500MHz?

8. Which of the following does not belong to the aperture antenna?

9. For an unbalanced to balanced signal conversion, if the turn’s ratio in a Balun is 1:2 then the balanced impedance is ______ times the unbalanced impedance.

10. Which of the following polarization is used in monopole 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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