What is the velocity of a wave that has a frequency of 25 Hz and a wavelength of 7.79 m?

Question

15-06-2016
Physics

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What is the velocity of a wave that has a frequency of 25 Hz and a wavelength of 7.79 m?

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AL2006 AL2006 · Answer 1 · 2016-06-15T22:33:56+02:00

AL2006 AL2006

15-06-2016

   Wave-speed = (frequency) x (wavelength)

    Speed =   (25 /sec)   x   (7.79 m)

   = 194.75 m/sec .

Note:
This is the wave's speed. There's no information in the question
that refers to the direction in which the wave is propagating, so
nothing can be said regarding its velocity.

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