Physicshard · Past Paper
What is the speed of sound in air at 25 degrees Celsius, assuming it is 332 m/s at 0 degrees Celsius?
A347.25 m/s
B357 m/s
C340 m/s
D332.61 m/s
✓ Correct Answer: A — 347.25 m/s
Using v = v0 + 0.61 * T, v = 332 + 0.61 * 25 = 332 + 15.25 = 347.25 m/s.
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