1.
What is the approximate speed of sound in air at 0°C?
A
232 m/s
B
331 m/s
C
440 m/s
D
3 × 10⁸ m/s
View Answer
Correct Answer: B — 331 m/s
Explanation:
The speed of sound in air at 0°C is approximately 331 m/s. It increases with temperature.
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