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To calculate the distance to a specific reflector, what must be known?
In an unspecified medium, 30 microseconds are required for a sound pulse to travel to a reflector located 3 cm deep, then back to the transducer. How many microseconds are required for a sound pulse to travel to and back from a reflector that is located 6 cm deep to the transducer?
If a pulse of sound travels to a depth of 12 cm, and the time of flight is 3 seconds, how fast is the sound traveling?
The determination as to where an echo signal should be placed on a display depends on propagation speed of sound, and the?