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Question
What is a thermodynamic process?
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Solution
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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Answer in brief.
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Draw a p-V diagram of the reversible process.
Draw a p-V diagram showing positive work with varying pressure.
Draw a p-V diagram showing positive work at constant pressure.
State the assumptions made for thermodynamic processes.
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The corresponding PV diagram for the process is (all figures are schematic)
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Draw the PV diagram for the isobaric process.
Explain in detail an adiabatic process.
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Draw the TP diagram (P-x axis, T-y axis), VT(T-x axis, V-y axis) diagram for
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- Isothermal process
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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)
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( l cal = 4.2 J)
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