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A wave sent out from a source is reflected back to the source in 1.9x10^-3 seconds .if the velocity of the wave is 3.0x10^8 m/s...Asked by Kimberly
A wave sent out from a source is reflected back to the source in 1.0*10^-3 if the velocity of the wave is 3.0*17^8 the distance of the reflecting surface from the source is?
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Answered by
Damon
distance = speed * time
2 x in whatevers= 3*17^8 whatevers / time unit * 10^-3 sometime units
In other words ---- Without knowing units I can not help
remember the wave went twice the distance you want, there and back
2 x in whatevers= 3*17^8 whatevers / time unit * 10^-3 sometime units
In other words ---- Without knowing units I can not help
remember the wave went twice the distance you want, there and back
Answered by
ismail
The equation y=5sine (3x-4) where y is in millimetres and it's in second, present a wave motion. Determined the period
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