Question

If the speed of sound is 340m/s and the time difference 2s then the find the ditance of wall

Answer 1

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Answer 2

Given,
sound of speed :- 340 m/s
the time difference :- 2s
We know that,
2D =v into t
=›2d=340into 2
=›2d=680
there for, d(the distance of wall) may be 340m