My Report

Antennas Practice Test 6


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. The direction of the first minor lobe of 8 element isotropic broadside array separated by λ/2 is ___

2. The isotropic element array radiation pattern depends on the nulls of the array factor only.

3. Which of the following statements is false?

4. The array factor of 4- isotropic elements of broadside array separated by a λ/2 is given by ____________

5. Which of the following pattern represents the array factor of a two element array separated by a distance of λ/4 and phase difference is 0?

6. All the elements must be identical to apply pattern multiplication principle.

7. What is the phase excitation difference for a broadside array?

8. The necessary condition for the direction of maximum side lobe level of the N-element isotropic array is _______

9. Which of the following is the resultant pattern obtained by pattern multiplication principle for the figure shown below?

10. A 4-isotropic element broadside array separated by a λ/4 distance has nulls occurring at ____________


 

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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