Recent questions tagged entropy

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Determine the maximum work obtainable as the system is cooled

asked Oct 28, 2017 in Thermal by chandu (215k points)

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Determine the mass of the oil and the entropy generated during the process

asked Oct 28, 2017 in Thermal by chandu (215k points)

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Calculate the net heat flow and overall change in entropy.

asked Oct 28, 2017 in Thermal by chandu (215k points)

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Find the rate of entropy generation in the flash evaporator. Properties of water are given in the table below:

asked Oct 28, 2017 in Thermal by chandu (215k points)

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The rate of heat transfer from pipe surface in kW

asked Oct 28, 2017 in Thermal by chandu (215k points)

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Evaluate the claim using energy and entropy balances. Sketch the device as a control volume.

asked Oct 28, 2017 in Thermal by chandu (215k points)

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Estimate the change of entropy of the universe due to the mixing.

asked Oct 28, 2017 in Thermal by chandu (215k points)

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The slope of the constant volume line on the T-s diagram is more than that of the constant pressure line.

asked Oct 28, 2017 in Thermal by chandu (215k points)

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The slope of the constant volume line on the T-s diagram is more than that of the constant pressure line.

asked Oct 28, 2017 in Thermal by chandu (215k points)

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The slope of the constant volume line on the T-s diagram is more than that of the constant pressure line.

asked Oct 28, 2017 in Thermal by chandu (215k points)

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The slope of the constant volume line on the T-s diagram is more than that of the constant pressure line.

asked Oct 28, 2017 in Thermal by chandu (215k points)

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the slope of the constant volume line on the T-s diagram is more than that of the constant pressure line.

asked Oct 28, 2017 in Thermal by chandu (215k points)

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Calculate the rate at which entropy is produced within the turbine per kg of steam flowing.

asked Oct 28, 2017 in Thermal by chandu (215k points)

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Assuming ideal gas as working fluid and neglecting changes in kinetic and potential energy.

asked Oct 28, 2017 in Thermal by chandu (215k points)

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Discuss whether the system satisfies first and second law of thermodynamics or not.

asked Oct 28, 2017 in Thermal by chandu (215k points)

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Determine the mass of air which enters the tank and the entropy change associated with filling process.

asked Oct 28, 2017 in Thermal by chandu (215k points)

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Prove that the resultant change in entropy of the

asked Oct 28, 2017 in Thermal by chandu (215k points)

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Find the value of n in terms of the adiabatic index

asked Oct 28, 2017 in Thermal by chandu (215k points)

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Determine the work done by the system during the cycle and the thermal efficiency of the cycle.

asked Oct 28, 2017 in Thermal by chandu (215k points)

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Derive an expression for the amount of work obtained during the process in terms of m, c, T1 and T2 .

asked Oct 28, 2017 in Thermal by chandu (215k points)

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