An ideal gas expands from 0.020 m to 0.060 m while its pressure falls linearly from to .
PHYSICS · Multi-part · A Level · Physics · Further mechanics and thermal physics · Further mechanics and thermal physics
Problem
An ideal gas expands from 0.020 m3 to 0.060 m3 while its pressure falls linearly from 1.5×105Pa to 0.5×105Pa.
(i) Calculate the work done by the gas during this expansion.
(ii) If the internal energy of the gas increases by 750 J in the same process, determine the heat absorbed by the gas.