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Q: Which of the following statements about the movement of sound in different mediums is true / false on 25⁰C? A. In water (seawater), the speed of sound is 1531 m / s. B. In air, the speed of sound is 346 km / s.
  • A. Only B is correct.
  • B. Only A is correct.
  • C. Neither A nor B is correct.
  • D. Both A and B are correct.
Correct Answer: Option B - At 25⁰C temperature, the speed of sound is 1531 m/sec. in the sea water and in the air the speed of sound at 25⁰C is 346 m/sec. so only statement 'A' is correct.
B. At 25⁰C temperature, the speed of sound is 1531 m/sec. in the sea water and in the air the speed of sound at 25⁰C is 346 m/sec. so only statement 'A' is correct.

Explanations:

At 25⁰C temperature, the speed of sound is 1531 m/sec. in the sea water and in the air the speed of sound at 25⁰C is 346 m/sec. so only statement 'A' is correct.