Physics, asked by ndeenagrace360360, 4 months ago

a person rings a metallic Bell near a strong concrete wall . He hears the sound echo after 0.3 seconds. if the moves with a speed of 340 m/s .The wall is far from him ?
pls answer.

Answers

Answered by jeevi22

2

Answer:

51

Explanation:

Distance from wall is given by,

d=

2

340×0.3

=51m

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