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प्रश्न
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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उत्तर
Speed = `"Distance travelled "/" time taken"`
Speed = ` 1020/3 = 340 "m s" ^-1`
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संबंधित प्रश्न
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