a-sound-wave-travels-through-a-railway-track-made-of-steel-from-the-table-below-

Question

A sound wave travels through a railway track made of steel. From the table below, estimate the speed with which sound travels through the railway track.

Table showing elastic modulus and density of steel, aluminum, and copper for sound wave speed estimation.

Accepted Answer

1.6 × 10² m/s

Answer

4.1 × 10^-5 m/s

Answer

6.4 × 10^-3 m/s

Answer

2.4 × 10⁴ m/s