A gas expands from I to F in the figure below. The energy added to the gas by heat is 276 J when the gas goes from I to F along the diagonal path. A pressure-volume graph consists of points and line segments plotted on a coordinate plane, where the horizontal axis is V (liters)and the vertical axis is P (atm). Three points are plotted: point I at (2, 4) point A at (4, 4) point F at (4, 1) Line segments connect the three points to form a triangle. Arrows along the line segments point from I to A, from A to F, and from I to F. (a) What is the change in internal energy of the gas? J (b) How much energy must be added to the gas by heat along the indirect path IAF?

A gas expands from I to F in the figure below. The energy added to the gas by heat is 276 J when the gas goes from I to F along the diagonal path. A pressure-volume graph consists of points and line segments plotted on a coordinate plane, where the horizontal axis is V (liters)and the vertical axis is P (atm). Three points are plotted: point I at (2, 4) point A at (4, 4) point F at (4, 1) Line segments connect the three points to form a triangle. Arrows along the line segments point from I to A, from A to F, and from I to F. (a) What is the change in internal energy of the gas? J (b) How much energy must be added to the gas by heat along the indirect path IAF?

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter19: Temperature, Thermal Expansion And Gas Laws

Section: Chapter Questions

Problem 71PQ

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