[Answered] Because of the curvature of the earth, microwave systems that must travel over long distances need ...

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TFauchery

Hero Member
Posts: 500

on: Jul 7, 2018

Because of the curvature of the earth, microwave systems that must travel over long distances need ________.

A) to operate at low frequencies
B) to operate at high frequencies
C) repeaters
D) mirrors

Question 2

Electronic commerce is an interdisciplinary field.

Indicate whether the statement is true or false

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Marked as best answer by a Subject Expert

sylvia

Sr. Member
Posts: 331

Reply #1 on: Jul 7, 2018

Answer to Question 1

C

Answer to Question 2

TRUE

TFauchery

Member
Posts: 500

Reply 2 on: Jul 7, 2018

Thanks for the timely response, appreciate it

xiaomengxian

Member
Posts: 311

Reply 3 on: Yesterday

TYSM

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