Physics, 08.10.2019 09:50 jimennacastillo15

Which statement about the effects of medium on the speed of a mechanical wave is true?
a. medium has no effect on the speed of a mechanical wave.
b. a mechanical wave generally travels faster in solids than liquids.
c. a mechanical wave generally travels faster in gases than liquids.
d. a mechanical wave always travels through liquids at the speed of light.

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