cylinder, a piston is let free to move so that the gas slowly expands in such a way that its pressure s directly proportional to its volume. After the gas reaches the volume 3V and pressure 3p, the piston is pushed in so that the gas is compressed isobarically to its original volume V. The gas is then cooled isochorically until it returns to the original volume and pressure. Find the work W done on the gas during the entire process. VISUALIZE Show the process on a pV diagram. Note whether it happens to be one of the basic gas processes: isochoric, isobaric, or isothermal. SOLVE Calculate the work as the area under the pv curve either geometrically or by carrying out the integration: work done on the gas W =- pdv--(area under pV curve) REVIEW Check your signs. W> 0 when the gas is compressed. Energy is transferred from the environment to the gas. when the ynands Energy is transferred from the nas to the environmen

cylinder, a piston is let free to move so that the gas slowly expands in such a way that its pressure s directly proportional to its volume. After the gas reaches the volume 3V and pressure 3p, the piston is pushed in so that the gas is compressed isobarically to its original volume V. The gas is then cooled isochorically until it returns to the original volume and pressure. Find the work W done on the gas during the entire process. VISUALIZE Show the process on a pV diagram. Note whether it happens to be one of the basic gas processes: isochoric, isobaric, or isothermal. SOLVE Calculate the work as the area under the pv curve either geometrically or by carrying out the integration: work done on the gas W =- pdv--(area under pV curve) REVIEW Check your signs. W> 0 when the gas is compressed. Energy is transferred from the environment to the gas. when the ynands Energy is transferred from the nas to the environmen

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter17: Energy In Thermal Processes: The First Law Of Thermodynamics

Section: Chapter Questions

Problem 68P: A sample of a monatomic ideal gas occupies 5.00 L at atmospheric pressure and 300 K (point A in Fig....

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