A hammer taps on the end of a 4.0-m-long metal bar at roomtemperature. A microph

Question

A hammer taps on the end of a 4.0-m-long metal bar at roomtemperature. A microphone at the other end of the bar picks up twopulses of sound, one that travels through the metal and one thattravels through the air. The pulses are separated in time by 11.0ms. What is the speed of sound in this metal in m/s? A hammer taps on the end of a 4.0-m-long metal bar at roomtemperature. A microphone at the other end of the bar picks up twopulses of sound, one that travels through the metal and one thattravels through the air. The pulses are separated in time by 11.0ms. What is the speed of sound in this metal in m/s?

Explanation / Answer

Given :

    Length of the rod ( d ) = 4.0 m

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