troll2263 troll2263

09-02-2017
Physics

contestada

In old western movies, cowboys often would put their ear to a train track to listen for an oncoming train. What benefit would this method provide over listening for a train by listening for sound through the air?
A) The sound would be louder.
B) The sound would be undistorted.
C) The sound would reach him sooner.
D) The sound would higher in frequency.

Respuesta :

Vespertilio Vespertilio

24-12-2019

Answer:

option (c) is correct.

Explanation:

The railway tracks are made by iron. We know that the speed of sound in solids is maximum as compared to liquids or gases.

So, the sound would reach him sooner.

Option (c) is correct.

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