(i) Explain how a change in system energy and heat are related in thermodynamics with respect to surroundings. (ii) A manufacturer claims to have constructed an engine that has an efficiency of 35%, when operated between the Boiling point of water and the freezing point of water. Is his claim correct? Justify your answer with calculations.

Q: An insulated container of negligible mass holds 0.600 kg of waterat 45.0C. You put a 0.0500 kg ice…

A: Part (a) Given: The mass of ice is mi=0.0500 kg. The mass of water is mw=0.600 kg. The initial…

Q: At 0 °C 20 g of ice are added to 50 g of water at 30°C in a vessel that has a water equivalent of 20…

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Q: A system of ideal gas at 22°C undergoes an ischoric process with an internal energy decrease of 4.80…

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Q: A real (non-Carnot) heat engine, operating between heat reservoirs at temperatures of 510 K and 270…

A: Given-  T1 = 510 K T2 = 270 K W = 2.4 kJ Q= 37.6 kJ Part(a) The thermal efficiency of a real heat…

Q: (2) Consider a container surrounded by adiabatic walls. The container is separated by a fixed and…

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Q: There are various processes that can be occurred in thermodynamic systems such as the isothermal,…

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Q: A Carnot engine, whose efficiency is 40%, takes in heat from a source maintained at a temperature of…

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Q: Compare the thermodynamic efficiency limits for heat engines operating from a) a 150 degrees C…

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Q: (1) Define the term entropy in thermodynamics. (ii) In what way entropy is related to third law of…

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Q: (2) [ Describe briefly why the following statements are wrong. (i) "Hot cup of coffee becoming cold…

A: I have written the description why both the statement are wrong. I hope this helps.Explanation:(i)…

Q: (1) A thermodynamic cycle is a process, in which the system starts from initial state, goes through…

A: The law of thermodynamics states that the internal energy change of a system is equal to the system…

Q: A) Ikg of air at 10bar and 125 ° C receives heat at constant pressure until its temperature become…

A: Let Pressure, temperature and entropy be denoted be as P, T and S. The subscript in each of these…

Q: A Carnot engine has a power output of 190 kW. The engine operates between two reservoirs at 20°C and…

A: Given: The output power of the Carnot engine is Po = 190 kW The temperature of the sink is T1 = 20 C…

Q: While doing exercise at a temperature of T = 37∘C, an athlete loses m = 0.50 kg of water per hour by…

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Q: ching equililbrium, how much heat trah (in J) 8CL from 1.00 Kg at 36.0°C When it is placed in…

A: Principle of Calorimetry According to the principle of calorimetry, when two bodies of unequal…

Q: (2) Consider a container surrounded by adiabatic walls. The container is separated by a fixed and…

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Q: A scuba diver releases a 3 cm diameter air bubble from a depth of 14.0 m. Assuming the temperature…

A: As per our answering guidelines, we will be answering the first question. Kindly post the second…

Q: (2) Consider a container surrounded by adiabatic walls. The container is separated by a fixed and…

A: To solve this the temperatures inside the two compartments are equal when equilibrium is…

Q: Explain how a change in system energy and heat are related in thermodynamics with respect to…

A: Since the first law of thermodynamics states that energy is not created or destroyed. We know that…

Q: A certain heat engine does 31.2 k of work and dissipates 8.34 k of waste heat in a cydical process.…

A: Given Data: The work done by the engine is, W=31.2 kJ The dissipated heat energy is,…

Q: a) A Carnot engine which uses 0.20 mole of gas operates between heat baths with temperature of…

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Q: Ice cubes at 0 C are poured into a glass that initially contains 150 g of liquid water at 20 C. The…

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Q: 50 g of water at 30 degrees Celcius is changed into vapor at 100 degrees Celcius. Find the change in…

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Q: A Carnot engine, whose efficiency is 40%, takes in heat from a source maintained at a temperature of…

A: Efficiency of carnot engine = 40% Temperature of source (T) = 500 K Let the temperature of the sink…

Q: Carnot engine A has an efficiency of 0.62, and Carnot engine B has an efficiency of 0.77. Both…

A: Solution:Given:TH = temperature of source of heat for both engines = 642 KQH = heat received by each…

Q: (I) A thin membrane divides an insulated container into two equal volumes. One side contains 2 mol…

A: (a) When the membrane is broken, the gas will expand into the entire volume of the container. This…

Q: "An engine manufacturer makes the claim that the engine they have developed will, on each cycle,…

A: Given : Heat taken , Q1 = 100 J Mechanical Work, W = 80 J  Heat out, Q2= 20 J  Temperature of…

Q: Calculate the change in entropy when a 0.125-kg chunk of ice melts at 0◦C. Assume the melting occurs…

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Q: A gasoline engine has a compression ratio of 6.00 and uses a gas for which ? = 1.40. (a) What is…

A: Given:  Compression ratio of engine, r = 6.00 Heat capacity ratio, γ = 1.40 Actual efficiency, ηact…

Q: What is Carnot efficiency of a heat engine operating between the temperatures of 381 Co and -11 Co…

A: Carnot efficiency of a heat engine operating between the temperatures of T1 and T2 is given by,…

Q: A large flask of water was put in contact with a heater, and 100 J of energy was transferred…

A: Given, A large flask of water was put in the contact with a heater,  heat transfered to the water, Q…

Q: Temperatures: (A) (in W) An internal combustion engine may be described approximately as a cyclic…

A: Internal Combustion Engine: It is termed an Internal combustion engine because combustion reaction…