JAMB - Physics (2013 - No. 22)

What is the velocity of sound at 100 oC if the velocity of sound at 0 oC is 340ms -1?

497m^-1

440m^-1

397m^-1

240m^-1

\(V \propto \sqrt{T}\)

⇒ \(\frac{V_{1}}{\sqrt{T_{1}}} = \frac{V_{2}}{\sqrt{T_{2}}}\)

Using the above formula, we get

\(V_{2} \approxeq 397ms^{-1}\)