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alexgriva [62]
3 years ago
13

A wave has a wavelength of 7 mm and a frequency of 19 hertz. What is its speed?

Physics
1 answer:
ASHA 777 [7]3 years ago
4 0

Speed = (frequency) x (wavelength)

Speed = (19 per second) x (7 mm)

Speed = (19 x 7) (per second · mm)

<em>Speed = 133 mm/sec</em>

or you might want to write  <em>Speed = 0.133 m/s</em> .

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