Physics

Problem

In dry air the speed of sound at

27^{\circ}\text{C}

346\,\text{m\,s}^{-1}

. Estimate its speed at

127^{\circ}\text{C}

for the same air sample. a)

346\,\text{m\,s}^{-1}

461\,\text{m\,s}^{-1}

399\,\text{m\,s}^{-1}

320\,\text{m\,s}^{-1}