Question: I need a typed answer as well as soon . Only typed answer by keyboard needed . Solve urgent please I will surely give a
I need a typed answer as well as soon . Only typed answer by keyboard needed . Solve urgent please I will surely give a helpful rating for your answer if you solve fast and correctly.

A hammer taps on the end of a 4.6-m long metal bar at room temperature. A microphone at the other end of the bar picks up two pulses of sound, one that travels through the metal and one that travels through the air. The pulses are separated in time by 8.40 ms . What is the speed of sound in this metal
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