Calculate the minimum distance in the air required between the source of sound and the obstacle to hear an echo. Take the speed of sound in air = 350m/s - Noon Academy

Calculate the minimum distance in the air required between the source of sound and the obstacle to hear an echo. Take the speed of sound in air = 350m/s

Class 10 | ICSE | Physics | Selina | Sound

Calculate the minimum distance in the air required between the source of sound and the obstacle to hear an echo. Take the speed of sound in air = 350m/s

We are aware of this.

2D / 0.1 = Velocity

D $=\frac{350\times 0.1}{2}$

Hence,

D = 17.5m

i

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