Q] The E-field pattern of an antenna, varies as follows:E(0,0) = 10 cos? (0) sin(4) V/mfor 0 <0

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Answered: Q] The E-field pattern of an antenna,…

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Q] The E-field pattern of an antenna, varies as follows: E(0,4) = 10 cos? (0) sin(o) V/m for 0 <0

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

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Question

Q] The E-field pattern of an antenna, varies as follows:
E(0,0) = 10 cos? (0) sin(4) V/m
for 0 <0<n/2 and 0<os 2n,
%3D
and it is zero elsewhere.
a- What is the directivity of this antenna?
b- What is the radiation resistance of the antenna if the terminal current is 5 A (rms)?
c- Determine the gain if the antenna is assumed to have loss resistance of 12.

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