A gas performs the maximum work, when it expands
Non-uniformly
Adiabatically
Isobarically
Isothermally
- Which of the following is a thermodynamic property of a system?
- The thermodynamic law, PVy = constant, is not applicable in case of
- The internal energy of an ideal gas is a function of its __________ only.
- Sublimation temperature of dry ice (solid CO2) is __________ °C.
- Joule-Thomson co-efficient for a perfect gas is
- (∂E/∂T)V is the mathematical expression for
- In case of steady flow compression polytropic process (PVn = constant), the work done on air is the…
- Which of the following equations is obtained on combining 1st and 2nd law of thermodynamics, for a system…
- In case of a reversible process (following pvn = constant), work obtained for trebling the volume (v1…
- A/an __________ system is exemplified by a vessel containing a volatile liquid in contact with its vapor.
- A cyclic engine exchanges heat with two reservoirs maintained at 100 and 300°C respectively. The…
- The following heat engine produces power of 100,000 kW. The heat engine operates between 800 K and 300…
- The specific heat of saturated water vapour at 100°C is
- Which is an example of closed system?
- Pick out the correct statement.
- If we increase the pressure on a substance (which is at its triple point), then the triple point
- Gibbs phase rule finds application, when heat transfer occurs by
- Gibbs-Helmholtz equation is
- For an irreversible process involving only pressure-volume work
- A liquid under pressure greater than its vapour pressure for the temperature involved is called a __________…
- Domestic refrigerator usually works on the __________ refrigeration cycle.
- Isotherm on an enthalpy-concentration diagram, for an ideal solution will be a
- Isentropic process means a constant __________ process.
- In the ammonia synthesis reaction, N2 + 3H2 2NH3 + 22.4 kcal, the formation of NH3 will be favoured…
- The second law of thermodynamics states that
- For a constant volume process __________ by the system is used only to increase the internal energy.
- A change in state involving a decrease in entropy can be spontaneous, only if
- Heat requirement for decomposition of a compound into its elements is __________ that is evolved during…
- In case of vapour compression refrigeration system, elevating the evaporator temperature (keeping the…
- Cv is given by