How can the thermal conduction of heat from a hot object to a cold object increase entropy when the same amount of heat that flows out of the hot object flows into the cold one?

Q: In a reversible adiabatic compression of an ideal gas a) The entropy of the gas is constant b) The…

A: According to first law of thermodynamics: Here, is the change in the energy, is the change in the…

Q: One of the foundations of thermodynamics is the "Conservation of Mass." O True O False

A: False, Conservation of energy is fundamental of thermodynamics not the conservation of mass

Q: Are internal energy and heat energy the same? Explain.

A: An any system, particles have a certain amount of energy at certain temperature, is known as…

Q: What is the internal energy of a thermodynamic system?

A: Internal energy is the energy possessed by the molecules of matter. This energy is mainly due to the…

Q: engine is represented on a PV- diagram, then the area enclosed by the curve is equal CO the heat…

A: In P-V cycle of heat engine Pressure values are taken on y axis Volume values are taken on x axis…

Q: 5. A monatomic ideal gas expands at constant pressure. (a) (b) expansion? gas? What percentage of…

A: Given : A monoatomic gas expands at constant pressure.

Q: cientist wants to do this experiment but modifies it by filling the balloon with 0.66 moles of neon…

A: Number of moles, n = 0.66 Initial volume, V1 = 0.4 L Final volume is V2 = 1.7 L Temperature. T = 273…

Q: A 0.750-L cup of coffee at 82.0 °C is left outside where the temperature is 4.00 C. Assume the…

A: Given data: The volume of coffee is V=0.750 L. The initial temperature of coffee is t=82oC. The…

Q: What evidence do we have of the second law of thermodynamics?

A: There is actually a very simple derivation of the Second Law in classical thermodynamics for an…

Q: In the electrical power plant, the easy way to increase the efficiency is to keep the temperature of…

A: The relation between the efficiency of the heat engine and the temperature of the cold and hot…

Q: A  carnot engine is operating at a temperature of 300K and 500K. a)If 14000J of heat is absorbed by…

A: Given that temperature of heat and cold reservoir is 500K and 300K. And also given haeat absorbed by…

Q: Could you warm a kitchen by leaving the door of a hot oven open? Explain.

A: In the hot oven, the coil of the oven heated, which heats the air inside the oven. The same process…

Q: Justify the second Law of thermodynamics

A: Explanation: The limitation of the first law of thermodynamics is that it does not say anything…

Q: i) When two objects are in then heat flows out from hot to cold. During this process the internal…

A: In this we will use concept of basic thermodynamics.

Q: When heat is added to a block of ice, it increases its entropy by 67 J/K. If the block has a mass of…

A:

Q: How much work is done per cycle by a Carnot engine operating between +14.0 degrees Celcius and -20.0…

A: Efficiency of carnot engine is,

Q: Should the cooling fluid for an engine have a large or a small heat capacity? Explain.

A: Given: Should the cooling fluid for an engine have a large or a small heat capacity? Explain.

Q: Q25(i) Write any uses of laws of thermodynamics.

A: 1. The first law of thermodynamics defines the conservation of energy and also provides an idea of…

Q: A heat engine takes 457 J of energy from a hot reservoir and dumps 225 J of energy to its cold…

A:

Q: Can you warm a kitchen by leaving the door of a hot oven open? Explain.

A: Yes. It is possible to warm the kitchen by leaving the door of a hot oven open.

Q: alculate the increase in entropy of the Universe when you add 20.0 g of 5.00°C cream to 200 g of…

A:

Q: How would you describe the internal energy of a system in terms of the kinetic and potential energy…

A: Energy is a quantity that is conserved meaning that if you account for all the different forms of…

Q: Is the efficiency of a heat engine more in hilly areas than in the plains? Why?

A: Efficiency of heat engines depend on source and sink temperatures. η=1-TsinkTSourceFrom the above…

Q: The Sun radiates energy at the rate of 3.80×1026 W from its 5500C surface into dark empty space (a…

A: Given data: Rate of energy, P=3.80×1026W Temperature, T=55000C=5500+273.15 K=5773.15 K Effective…

Q: show that absolute zero is unattainable on the basis of third law of thermodynamics

A: According to third law of thermodynamics: - Third law of thermodynamics states entropy of a system…

Q: Differentiate between the reversible and irreversible process in thermodynamics.

A: Reversible processes are slow processes contains a series of stages and in stage the thermodynamic…

Q: If you shake a jar full of jelly beans of different sizes, the larger beans tend to appear near the…

A:

Q: The entropy of a block of ice increases by 75 J/K as it warms from -33 degrees Celsius to 0 degrees…

A:

Q: How much work is produced and heat dissipated by a Carnot engine if the engine receives heat of 300…

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Q: 800 J of work are done BY a system in a process that decreases the thermal energy of the system by…

A:

Q: Does a gas do any work when it expands adiabatically? If so, what is the source of the energy needed…

A:

Q: ocess.”-Explain.

A: Given: In isochoric thermal process, no work will be done is given as,

Q: "In heating 250 cubic cm of water, you place an electric element in the cup. As the water…

A:

Q: 75 Figure 18-54 displays a closed cycle for a gas. From c to b, 40 J is transferred from the gas as…

A: The mathematical expression for the first law of thermodynamics is,