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A gun is fired at a distance of 6.64 km away from Ram. He hears the sound 20 seconds late. Then the speed of the sound is

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A gun is fired at a distance of 6.64 km away from Ram. He hears the sound 20 seconds late. Then the speed of the sound is
  • A664 m/s
  • B664 km/s
  • C332 m/s
  • D334 km/s
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A gun is fired at a distance of 6.64 km away from Ram.

6.64 km = 6640 m

He hears the sound 20 seconds late.

We know, Speed = Distance/Time

∴ the speed of the sound = 6640/20 = 332 m/s.