No chatgpt pls (40 pts) A heat engine operates on a fixed amount of a monatomic ideal gas as shown inthe P-V diagram below beginning and ending at state A for one complete cycle. Thetemperature in state A is 1000 K. The process B->C is isothermal.a. What is the net thermal energy change of the gas after completing one cycle? AUcycle Ob. How much work is done by the gas in one cycle?c. How much heat is exchanged with the environment during one cycle?d. What is the thermodynamic efficiency of this process?P (Pa)AB5.0x1054.0x1053.0x105CD2.0x1051.0x105+(m³)1 0 2 3 0.4 .5.6.7 08 A1.0

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Answered: (40 pts) A heat engine operates on a…

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter3: The First Law Of Thermodynamics

Section: Chapter Questions

Problem 57P: An ideal gas expands isothermally along AB and does 700 J of work (see below). (a) How much heat...

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When a gas expands along AB (see below), it does 500 J of work and absorbs 250 J of heat. When the gas expands along AC, it does 700 J of work and absorbs 300 J of heat. (a) How much heat does the gas exchange along BC? (b) When the gas makes the transmission from C to A along CDA, 800 J of work are done on it from C to D. How much heat does it exchange along CDA?
When a dilute gas expands quasi-statically from 0.50 to 4.0 L, it does 250 J of work. Assuming that the gas temperature remains constant at 300 K, (a) what is the change in the internal energy of the gas? (b) How much heat is absorbed by the gas in this process?
(a) Calculate the work done by the gas along the closed path shown below. The curved section between R and S is semicircular. (b) If the process is carried out in the opposite direction, what is the work done by the gas?
There is no change in the internal of an ideal gas undergoing an isothermal process since the internal energy depends only on the temperature. Is it therefore correct to say that an isothermal process is the same as an adiabatic process for an ideal gas? Explain your answer. `
With 2.56106J of heat transfer into this engine, a given cyclical heat engine can do only 1.50105J of work. (a) What is the engine's efficiency? (b) How much heat transfer to the environment takes place?
A Carnot engine performs 100 J of work while discharging 200 J of heat each cycle. After temperature of the hot reservoir only is adjusted, it is found that the engine now does 130 J of work while discarding the same quantity of heat. (a) What are the initial and final efficiencies of the engine? (b) What is the fractional change in the temperature of the hot reservoir?
Discuss the change in entropy of a gas that expands (a) at constant temperature and (b) adiabatically.
It is unlikely that a process can be isothermal unless it is a very slow process. Explain why. Is the same true for isobaric and isochoric processes? Explain your answer.
Does a gas become more orderly when it liquefies? Does its entropy change? If s, does the entropy increase or decrease? Explain your answer.
Suppose a woman does 500 J of work and 9500 J of heat transfer occurs into the environment in the process. (a) What is the decrease in her internal energy, assuming no change in temperature or consumption of feed? (That is, there is no other energy transfer.) (b) What is her eficiency?
(a) On a winter day, a certain house loses 5.00108J of heat to the outside (about 500,000 Btu). What is the total change in entropy due to this heat transfer alone, assuming an average indoor temperature of 21.0C and an average outdoor temperature of 5.00C ? (b) This large change in entropy implies a large amount of energy has become unavailable to do work. Where do we find more energy when such energy is lost to us?
What is the net work output of a heat engine that follows path ABBA in the figure above, with a straight line from B to D? Why is the work output less than for path ABCDA? Explicitly show how you follow the steps in the Problem Solving Strategies for Thermodynamics.

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