Velocity of sound in air
1. Decreases with temperature
2. Increases with temperature
3. Increases with pressure
4. Is independent of pressure
which of the above the true?
A. 2 and 3
B. 1, 2 and 3
C. 2 and 4
D. 1, 2, 3 and 4
Answer: Option C
This Question Belongs to Physics GK Chapter Wise >> Sounds Waves And Motion
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