Physics, 23.09.2020 15:01 angscott9638

A hammer strikes one end of a thick iron rail of length 8.50 m. A microphone located at the opposite end of the rail detects two pulses of sound, one that travels through the air and a longitudinal wave that travels through the rail. (a) Which pulse reaches the micro-phone first? (b) Find the separation in time between the arrivals of the two pulses.

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