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cschuessler3
20.04.2021 •
Physics
The fact that shorter wavelengths refract more than longer wavelengths when passing through a prism causes...
(A) light to curve around the prism
(B) colors to separate
(C) light to travel faster than it does in a vacuum
(D) light to scatter
Please answer quickly!
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Ответ:
i think c
but not accurately
ok
Ответ:
The equation of position and time for a sound wave is
.
Explanation:
Given that,
Wavelength = 0.190 m
Maximum pressure![\Delta P_{max}= 0.270 N/m^2](/tpl/images/0229/7375/3d9b4.png)
We know that,
The function of position and time for a sound wave,
We need to calculate the frequency
Using formula of frequency
Put the value into the formula
We need to calculate the angular frequency
Using formula of angular frequency
Put the value into the formula
We need to calculate the wave number
Using formula of wave number
Put the value into the formula
Now, put the value of k and ω in the equation (I)
Hence, The equation of position and time for a sound wave is
.