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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता १२ वी

Draw a p-V diagram of the reversible process. - Physics

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प्रश्न

Draw a p-V diagram of the reversible process. 

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उत्तर

 
p-V diagram of reversible process

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Thermodynamic Process
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 4: Thermodynamics - Short Answer I

संबंधित प्रश्‍न

Answer in brief.

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


Heating a gas in a constant volume container is an example of which process?


What is a thermodynamic process?


Draw a p-V diagram showing positive work with varying pressure. 


Explain the cyclic process. 


Explain thermodynamics of the adiabatic process.  


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


The V-T diagram of an ideal gas which goes through a reversible cycle A→B→C→D is shown below. (Processes D→A and B→C are adiabatic)

The corresponding PV diagram for the process is (all figures are schematic)


Apply first law for an isothermal process.


Draw the PV diagram for the isochoric 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?


In an adiabatic expansion of the air, the volume is increased by 4%, what is the percentage change in pressure? (For air γ = 1.4)


An ideal gas is taken in a cyclic process as shown in the figure. Calculate

  1. work done by the gas
  2. work done on the gas
  3. Net work done in the process


A thermodynamic system undergoes cyclic process ABCDA as shown in the figure. The work done by the system is ______

 


Among the amount of heat absorbed and the amount of work done by a system, ______


An ideal gas is expanded isothermally from volume V1 to volume V2 and then compressed adiabatically to original volume V1. If the initial pressure is P1, the final pressure is P3 and net work done is W, then ____________.


Two identical samples of a gas are allowed to expand (i) isothermally (ii) adiabatically. Work done is ____________.


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 ____________.


For an isothermal expansion of a perfect gas, the value of `(Delta "P")/"P"` is equal to ____________.


Assertion: Equal volumes of monatomic and polyatomic gases are adiabatically compressed separately to equal compression ratio `("P"_2/"P"_1)`. Then monatomic gas will have greater final volume.

Reason: Among ideal gases, molecules of a monatomic gas have the smallest number of degrees of freedom.


Consider P-V diagram for an ideal gas shown in figure.


Out of the following diagrams (figure), which represents the T-P diagram?


(i)

(ii)

(iii)

(iv)

Give any two types of a thermodynamic process.


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 ______.


Explain how can a gas be expanded at constant temperature.


In a cyclic process, if ΔU = internal energy, W = work done, Q = Heat supplied then ______.


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