The speed of sound in air can be approximated by

PHYSICS · Subjective · A Level · Physics · Waves · Waves

Problem

v = 331\,\text{m/s} + 0.60\,\text{m/s}\cdot{}^{\circ}\text{C}^{-1}\,T

, where

T

is the air temperature in

^{\circ}\text{C}

. A whistle emits a

1000\,\text{Hz}

tone whose measured wavelength in air is

0.34\,\text{m}

. Determine the ambient air temperature.