A straight-line graph of volume versus temperature (in °C) for a fixed mass of gas at…

PHYSICS · Subjective · A Level · Physics · Further mechanics and thermal physics · Further mechanics and thermal physics

Problem

A straight-line graph of volume

V

versus temperature

t

(in °C) for a fixed mass of gas at constant pressure cuts the temperature axis at about

-273\,^{\circ}\!\mathrm C

. Explain briefly what this intercept signifies.