ISSC343 Week 3 Quiz

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School

American Military University *

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Course

343

Subject

Electrical Engineering

Date

Feb 20, 2024

Type

pdf

Pages

4

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Week 3 Quiz - Results Attempt 1 of 1 Written Jan 15, 2024 11:06 PM - Jan 15, 2024 11:25 PM Attempt Score 100 / 100 - 100 % Overall Grade (Highest Attempt) 100 / 100 - 100 % Question 1 10 / 10 points The purpose of a(n) __________ is to send an electromagnetic signal into air or space. Hide ques ! on 1 feedback Question 2 10 / 10 points Decibel is a relative measurement that requires a(n) __________. filter antenna modulator mixer Well done!
Hide ques ! on 2 feedback Question 3 10 / 10 points ___ size___ Question 4 10 / 10 points A gain of 6 dB means that the signal level or strength _________. Hide ques ! on 4 feedback Question 5 10 / 10 points ___ dipole___ Question 6 10 / 10 points distance antenna power level comparison Well done! The of an antenna depends upon the frequency of the RF signal and the gain. increases very little doubles doubles twice does not increase at all Good job! The simplest and most practical type of antenna is a .
___ omnidirectional___ Question 7 10 / 10 points The gain of an antenna is the measure of how focused the direction of an antenna pattern is. True or false? True False Hide ques ! on 7 feedback Question 8 10 / 10 points A directional antenna typically has a low gain. True or false? True False Hide ques ! on 8 feedback Question 9 10 / 10 points In a direct, point-to-point link, the Fresnel zone should never be obstructed more than________. An antenna transmits a signal in all directions with relatively equal intensity. Well done! Good job!
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Hide ques ! on 9 feedback Question 10 10 / 10 points For the best performance between transmitter and receiver, the two antennas should have the same _________. Hide ques ! on 10 feedback Done 50% 60% 30% 40% Nicely done! size angle gain polarization Well done!