In Joule-Thomson porous plug experiment, the
Enthalpy does not remain constant
Entire apparatus is exposed to surroundings
Temperature remains constant
None of these
- One ton of refrigeration is defined as the heat rate corresponding to melting of one ton of ice in one
- In case of steady flow compression polytropic process (PVn = constant), the work done on air is the…
- At 60° C, vapour pressure of methanol and water are 84.562 kPa and 19.953 kPa respectively. An aqueous…
- Ideal refrigeration cycle is
- The necessary condition for phase equilibrium in a multiphase system of N components is that the
- For the reversible exothermic reaction, N2 + 3H2 2NH3, increase of pressure would
- The work done in an adiabatic change in a particular gas depends upon changes in the __________ only.
- The second law of thermodynamics states that
- It is desired to bring about a certain change in the state of a system by performing work on the system…
- Which of the following has the minimum value of COP for a given refrigeration effect?
- Which of the following is a widely used refrigerant in vapour compression refrigeration system (using…
- Gibbs-Helmholtz equation is
- Pick out the correct equation relating 'F' and 'A'.
- Ideal gas law is applicable at
- A large iceberg melts at the base, but not at the top, because of the reason that
- Measurement of thermodynamic property of temperature is facilitated by __________ law of thermodynamics.
- Pick out the wrong statement.
- Pick out the correct statement.
- Joule-Thomson co-efficient is defined as
- At equilibrium condition, the chemical potential of a material in different phases in contact with each…
- Choose the condition that must be specified in order to liquify CO2 (triple point for CO2 is - 57°C…
- For a multi-component system, the term chemical potential is equivalent to the
- With increase in pressure (above atmospheric pressure), the Cp of a gas
- The enthalpy change when ammonia gas is dissolved in water is called the heat of
- In reactions involving solids and liquids (where change in volume is negligible), the heat of reaction…
- In the equation, PVn = Constant, if the value of n = 0, then it represents a reversible __________ process.
- Chemical potential (an intensive property) of a substance is a force that drives the chemical system…
- The equation relating E, P, V and T which is true for all substances under all conditions is given by…
- The internal energy of an ideal gas is a function of its __________ only.
- When a system is in equilibrium for all possible processes, the differential or finite change of entropy…