Advertisements
Advertisements
Question
Draw a p-V diagram showing negative work with varying pressure.
Advertisements
Solution
p-V diagram showing negative work with varying pressure:
RELATED QUESTIONS
Give an example of some familiar process in which heat is added to an object, without changing its temperature.
What is a thermodynamic process?
Draw a p-V diagram of the reversible process.
Draw a p-V diagram showing positive work with varying pressure.
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 the thermodynamics of the isochoric process.
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)
Give the equation of state for an isothermal process.
Give an expression for work done in an isothermal process.
Apply first law for an isothermal process.
Apply first law for an adiabatic process.
Give the equation of state for an adiabatic process.
Draw the PV diagram for the isothermal process.
Draw the PV diagram for the adiabatic process.
Derive the work done in an isothermal process.
Explain in detail an adiabatic 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 monoatomic gas of pressure p having volume V expands isothermally to a volume 2V and then adiabatically to a volume 16V. The final pressure of the gas is ____________.
`("ratio of specific heats" = 5/3)`
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 ____________.
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 ____________.
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.
