A boy fires a gun and another boy at a distance of 1020 m hears the sound of firing the gun 3 s after seeing its smoke .Find the speed of sound.

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Solution

$s p e e d = \frac{d i s t a n c e}{t i m e} = \frac{1020}{3} = 340 m / s$

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A boy fires a gun and another boy at a distance of 1020 m hears the sound of firing the gun 3 s after seeing its smoke .Find the speed of sound.

speed=distancetime=10203=340m/s

$s p e e d = \frac{d i s t a n c e}{t i m e} = \frac{1020}{3} = 340 m / s$