Asked by Robert
The velocity of sound in air is about 330m/s, and in water is about 1700m/s. Calculate the critical angle for sound leaving air and entering water.
Answers
Answered by
bobpursley
sinTheta*1=sin90*(330/1700)
theta= arcsin( )=11.19 degrees
That speed is a bit high for water. https://hypertextbook.com/facts/2000/NickyDu.shtml
theta= arcsin( )=11.19 degrees
That speed is a bit high for water. https://hypertextbook.com/facts/2000/NickyDu.shtml
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