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Which of the following results from the fact that skip signals refracted from the ionosphere are elliptically polarized? A. Digital modes are unusable B. Either vertically or horizontally polarized antennas
asked
Mar 21, 2021
Engineering
college
1
answer
1
vote
29.3k
views
What is the measurement of the angle???
asked
Mar 8, 2021
Mathematics
high-school
1
answer
2
votes
93.1k
views
How are cell walls and cell membrane alike ?
asked
Jan 24, 2021
Social Studies
college
1
answer
5
votes
134k
views
The rate card for a magazine mentioned that the one-time cost for a full-page black-and-white ad was $795. The magazine had a total circulation of 15,000. Calculate the magazine's cost per thousand (CPM).
asked
Nov 1, 2020
Business
high-school
1
answer
0
votes
132k
views
What is the coefficient of x3y2 in the expansion of (2x + y)5?
asked
Jul 7, 2020
Mathematics
middle-school
2
answers
0
votes
176k
views
What earthquake damage is Texas likely to suffer
asked
May 26, 2019
Physics
college
2
answers
3
votes
161k
views
How could you determine if 40:10 is equivalent ratio to 2:0.5? Are they equivalent ratios? Give details and write in complete sentences please and thank you
asked
Sep 12, 2018
Mathematics
middle-school
1
answer
0
votes
52.5k
views
One of the best ways to break the chain of infection is to use disinfectant agents when cleaning your house. wash your hands frequently. drink water only if it is fluoridated. get boosters for immunizations
asked
Aug 1, 2018
Biology
college
1
answer
0
votes
137k
views
When Helen Keller was 19 months old, she got sick and lost her sight and hearing. With the help of her lifelong teacher and assistant, Anne Sullivan, Keller learned to read, write, and speak. Her accomplishments
asked
Jul 28, 2018
SAT
middle-school
1
answer
3
votes
136k
views
What is The characteristic of Cassius from Julius Caesar...
asked
Mar 25, 2018
English
high-school
2
answers
0
votes
159k
views
Calvin bought 20 pencils at $0.45 each. How much change did he get from a $10 bill?
asked
Jan 24, 2018
Mathematics
high-school
2
answers
3
votes
46.5k
views
Which best describes the boy in "Casabianca"? A. devoted B. lazy C. tired D. rude
asked
Sep 5, 2017
English
high-school
1
answer
5
votes
18.9k
views
Identify the function of the italicized noun clause. We are often judged by what we do.
asked
Apr 23, 2017
English
high-school
2
answers
0
votes
211k
views
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