what factors are important to get distant echo
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in order to be able to hear the original sound and it's reflection distinctly, at 22oC velocity of sound in air is 344m/s.
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The factors are important to get distant echo are-
1) Size of wall should be greater than amplitude of sound waves.
2) 17.2 m should be distance from wall from which sound is getting reflected.
1) Size of wall should be greater than amplitude of sound waves.
2) 17.2 m should be distance from wall from which sound is getting reflected.
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