Physics, 27.07.2019 18:00 jnkbragg3696
Asound wave has a frequency of 247 hz and a wavelength of 1.4 m. what is the speed of the sound wave in air?
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Physics, 22.06.2019 14:00
This is one type of line graph in which the independent variable is time plotted on the x axis and the dependent variable, also numerical, is plotted on the y axis.
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Physics, 22.06.2019 17:30
Does heating a metal wire increase or decrease its electrical resistance? why?
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Asound wave has a frequency of 247 hz and a wavelength of 1.4 m. what is the speed of the sound wave...
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