Complete the questions on the two files.Homework 5 – Wave motion and Sound
1- Assuming the time lapse indicated by the double arrow is 1s, what are the values of the
wave frequencies f1 and f2 in the figure? (Hint: Use the definition of frequency).
2- Suppose you are orbiting an outer planet in a spacecraft. Assuming the planet atmosphere
is mostly composed by hydrogen gas at 0°C, what is your height above the surface if the
signal sent by the sonar takes 5s in coming back to the aircraft? Give the answer in both
metric and English units.
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