Seudónimo Seudónimo

26-05-2020
Physics

contestada

what must be the distance between source of sound and mountain to give an echo in 5 seconds ? ,(speed of sound at 0°c=33m\sec

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917006450984help 917006450984help

26-05-2020

Answer:

distance must be = 330 × 5/2

= 330×2.5

=825m

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