In dry air the speed of sound at is

PHYSICS · Single correct · CBSE · Physics · Waves · Waves

Problem

In dry air the speed of sound at 27∘C27^{\circ}\text{C} is 346 m s−1346\,\text{m\,s}^{-1}. Estimate its speed at 127∘C127^{\circ}\text{C} for the same air sample. (a) 346 m s−1346\,\text{m\,s}^{-1} (b) 461 m s−1461\,\text{m\,s}^{-1} (c) 399 m s−1399\,\text{m\,s}^{-1} (d) 320 m s−1320\,\text{m\,s}^{-1}

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