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Physics
Physics
Problem
In which of the following cases will the speed of sound in air be the greatest? a) Dry air at
30
∘
C
30^{\circ}\text{C}
3
0
∘
C
b) Moist air at
30
∘
C
30^{\circ}\text{C}
3
0
∘
C
c) Moist air at
0
∘
C
0^{\circ}\text{C}
0
∘
C
d) Dry air at
0
∘
C
0^{\circ}\text{C}
0
∘
C
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