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What is a thermodynamic process?

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प्रश्न

What is a thermodynamic process?

एक पंक्ति में उत्तर
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उत्तर

A thermodynamic process is the change of state of a thermodynamic system due to the exchange of heat or work with its surroundings is called a thermodynamic process.

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अध्याय 4: Thermodynamics - Very Short Answer

संबंधित प्रश्न

A thermodynamic system is taken from an original state to an intermediate state by the linear process shown in Figure

Its volume is then reduced to the original value from E to F by an isobaric process. Calculate the total work done by the gas from D to E to F


Answer in brief.

Why should a Carnot cycle have two isothermal two adiabatic processes?


Draw a p-V diagram of the reversible process. 


Differentiate between the reversible and irreversible processes.


Explain graphically (i) positive work with varying pressure, (ii) negative work with varying pressure, and (iii) positive work at constant pressure. 


Explain work done during a thermodynamic process.


When you exercise in the morning, by considering your body as a thermodynamic system, which of the following is true?


Apply first law for an isobaric process.


Draw the PV diagram for the isobaric process.


Draw the PV diagram for the isochoric process.


What is a cyclic process?


What is meant by a reversible and irreversible processes?


Can the given heat energy be completely converted to work in a cyclic process? If not, when can the heat can completely converted to work?


Draw the TP diagram (P-x axis, T-y axis), VT(T-x axis, V-y axis) diagram for

  1. Isochoric process
  2. Isothermal process
  3. Isobaric process

In a petrol engine, (internal combustion engine) air at atmospheric pressure and temperature of 20°C is compressed in the cylinder by the piston to `1/8` of its original volume. Calculate the temperature of the compressed air. (For air γ = 1.4)


Consider the following cyclic process consist of isotherm, isochoric and isobar which is given in the figure.

Draw the same cyclic process qualitatively in the V-T diagram where T is taken along the x-direction and V is taken along the y-direction. Analyze the nature of heat exchange in each process.


One mole of an ideal gas with `gamma` = 1.4 is adiabatically compressed so that its temperature rises from 27° C to 47° C. The change in the internal energy of the gas is (R = 8.3 J/mol.K) ____________.


In which of the following processes, beat is neither absorbed nor released by a system?


An ideal gas A and a real gas B have their volumes increased from V to 2V under isothermal conditions. The increase in internal energy ____________.


In an isothermal process, the volume of an ideal gas is halved. One can say that ____________.


An ideal gas is compressed to half its initial volume by means of several processes. Which of the process results in the maximum work done on the gas?


Ideal gas for which 'ϒ' = 1.5 is suddenly compressed to `1/4`th of its initial volume. The ratio of 4 the final pressure to the initial pressure is ______.

 `(ϒ = "C"_"p"/"C"_"v")`


In the figure shown here, the work done in the process ACBA is ______.


In a certain thermodynamical process, the pressure of a gas depends on its volume as kV3. The work done when the temperature changes from 100°C to 300°C will be ______ nR, where n denotes number of moles of a gas.


When an inflated ballon is suddenly burst, why is the emerging air slightly cooled?


An ideal gas is taken through a cyclic process ABCDA as shown in figure. The net work done by the gas during the cycle is ______.


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