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3/10/2021 Quiz2: 10/3/2021 Antennas and propagation for 4th class The grating lobes in the radiation pattern of an antenna appear when the In the shown radiation pattern, the antenna is:* O separation between the elements is A O phase shift between elements is A 330 O separation between the elements is 2 30 O separation between the elements is =/2 300 20 60 25 -30 270 90 240 120 210 130 180 O isotropic O none of these O directional O omnidirectional

3/10/2021 Quiz2: 10/3/2021 Antennas and propagation for 4th class The grating lobes in the radiation pattern of an antenna appear when the In the shown radiation pattern, the antenna is:* O separation between the elements is A O phase shift between elements is A 330 O separation between the elements is 2 30 O separation between the elements is =/2 300 20 60 25 -30 270 90 240 120 210 130 180 O isotropic O none of these O directional O omnidirectional

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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Subject Name : Antennas and Propagation. Note : Choose the correct answer without explaining, please.
3/10/2021 Quiz2: 10/3/2021 Antennas and propagation for 4th class The grating lobes in the radiation pattern of an antenna appear when the: * In the shown radiation pattern, the antenna is: * O separation between the elements is A O phase shift between elements is A/2 330 30 O separation between the elements is </2 O separation between the elements is =/2 300 20 60 25 -30 270 90 240 120 210 130 180 O isotropic O none of these O directional O omnidirectional O O O O O O O O
Transcribed Image Text:3/10/2021 Quiz2: 10/3/2021 Antennas and propagation for 4th class The grating lobes in the radiation pattern of an antenna appear when the: * In the shown radiation pattern, the antenna is: * O separation between the elements is A O phase shift between elements is A/2 330 30 O separation between the elements is </2 O separation between the elements is =/2 300 20 60 25 -30 270 90 240 120 210 130 180 O isotropic O none of these O directional O omnidirectional O O O O O O O O
In the shown radiation pattern, the HPBW in degrees is; * 120 60 -3 Free-Space Pattern -6 150 -12 30 180 150 -30 120 60 50 none of these 120 25 In the far field region, the radiation intensity due to any antenna varies with (r) the distance from the antenna as:- * none of these 1/r 1/(r^2)
Transcribed Image Text:In the shown radiation pattern, the HPBW in degrees is; * 120 60 -3 Free-Space Pattern -6 150 -12 30 180 150 -30 120 60 50 none of these 120 25 In the far field region, the radiation intensity due to any antenna varies with (r) the distance from the antenna as:- * none of these 1/r 1/(r^2)
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