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sgirlh3agGiulliBuo
sgirlh3agGiulliBuo sgirlh3agGiulliBuo
  • 14-10-2016
  • Physics
Answered

A wavelength is moving at the rate of 40 cm/s. If the wavelength is 8 cm then what is the frequency of the wave?

A5 cm
B320 cm
C320 hz
D5 hz

Verified Answer :

scme1702
scme1702 scme1702
  • 22-10-2016

We divide the speed of the wave by its wavelength to obtain how many waves will pass in a second, also known as the frequency.
40 / 8
= 5 waves/sec
= 5 Hz
The answer is D

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