Waves and Sound
Number Theory
Level
2
The height of a well is about 3500 cm...When the temperature of air was 65°F and velocity in air was 343 ms^-1 ..
Will anyone..hear any sound..if so..then what it will be?
1.326
2.3E-3
0.204
0.1
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1 solution
We know that... 2d=vt.. d=the height v=velocity t=time..
So, if we want to solve it...first ...the velocity is =343 ms^-1 And d=3500 cm or 35 m So, 2 35=343t or, t =(2 35)/343 =0.20428 s (Ans..)