Which property describes an electromagnetic wave and not a mechanical wave?
a. transfers ener...
Physics, 16.09.2019 03:30 MayFlowers
Which property describes an electromagnetic wave and not a mechanical wave?
a. transfers energy
b. travels in a vacuum
c. has frequency
d. requires a medium
Answers: 2
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The electric potential a distance r from a small charge is proportional to what power of the distance from the charge? a. r^-1 b. r c. r^-2 d. r^2
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