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प्रश्न
The speed of sound is 332 metres per second. A gun is fired. Describe the locus of all the people on the earth’s surface, who hear the sound exactly one second later.
The speed of sound is 332 metres per second. A gun is fired. Describe the locus of all the people on the earths surface, who hear the sound exactly after one second?
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उत्तर
The locus of all the people on Earth's surface is the circumference of a circle whose radius is 332 m and centre is the point where the gun is fired.
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