Q. The speed of sound in air at 0°is
A) 330 m/s
B) 331 m/s
C) 331 ms
D) 330 ms
✔ Correct Answer: 331 m/s
Exam Insight
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A) 330 m/s
B) 331 m/s
C) 331 ms
D) 330 ms
✔ Correct Answer: 331 m/s
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