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Questions
Draw the PV diagram for the isothermal process.
Draw a P-V diagram of an isothermal process.
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Solution
RELATED QUESTIONS
Explain why The climate of a harbour town is more temperate than that of a town in a desert at the same latitude.
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?
Draw a p-V diagram of the reversible process.
Draw a p-V diagram showing positive work at constant pressure.
State the assumptions made for thermodynamic processes.
Explain the cyclic process.
3 mole of a gas at temperature 400 K expands isothermally from an initial volume of 4 litres to a final volume of 8 litres. Find the work done by the gas. (R = 8.31 J mol-1 K-1)
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.
Give the equation of state for an isothermal process.
Draw the PV diagram for the adiabatic 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?
Explain in detail an adiabatic process.
Explain the isobaric process and derive the work done in this process.
What are the limitations of the first law of thermodynamics?
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)
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.
An ideal gas is taken in a cyclic process as shown in the figure. Calculate
- work done by the gas
- work done on the gas
- Net work done in the process
For a given ideal gas 6 × 105 J heat energy is supplied and the volume of gas is increased from 4 m3 to 6 m3 at atmospheric pressure. Calculate
- the work done by the gas
- change in internal energy of the gas
- graph this process in PV and TV diagram
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, ______
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) ____________.
Two identical samples of a gas are allowed to expand (i) isothermally (ii) adiabatically. Work done is ____________.
In which of the following processes, beat is neither absorbed nor released by a system?
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.
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")`
The work done on the system in changing the state of a gas adiabatically from equilibrium state A to equilibrium state B is 22.4 J. If the gas is taken from state A to B through another process in which the net heat absorbed by the system is 15.5 cal, then the net work done by the system in the latter case is ______.
( l cal = 4.2 J)
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.
In the figure shown here, the work done in the process ACBA is ______.
Explain the thermodynamic process.
Explain how can a gas be expanded at constant temperature.
