At __________ point, all the three phases (i.e. solid, liquid and gas) co-exist.
Eutectic
Triple
Plait
Critical
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- The second law of thermodynamics states that
- The expression, ΔG = nRT. ln(P2/P1), gives the free energy change
- Requisites of a reversible process is that the
- Pick out the correct statement.
- Solubility of a substance which dissolves with an increase in volume and liberation of heat will be…
- In the equation, PVn = constant, if the value of n = 1, then it represents a reversible __________ process.
- Standard temperature and pressure (S.T.P.) is
- Entropy change of the reaction, H2O (liquid) → H2O (gas), is termed as the enthalpy of
- Mollier diagram is a plot of
- __________ law of thermodynamics ascertains the direction of a particular spontaneous process.
- The equation relating E, P, V and T which is true for all substances under all conditions is given by…
- Critical compressibility factor for all substances
- Entropy change for an irreversible isolated system is
- In an ideal refrigeration cycle, the change in internal energy of the fluid is
- Heat is added at constant pressure in an ideal __________ cycle.
- In vapour compression refrigeration system, if the evaporator temperature and the condenser temperatures…
- Which of the following is an extensive property of a system?
- The work done in isothermal compression compared to that in adiabatic compression will be
- __________ decreases during adiabatic throttling of a perfect gas.
- Specific/molar Gibbs free energy for a pure substance does not change during
- The Joule-Thomson co-efficient is defined as (∂T/∂P)H. Its value at the inversion point…
- Pressure-enthalpy chart is useful in refrigeration. The change in internal energy of an ideal fluid…
- Air enters an adiabatic compressor at 300K. The exit temperature for a compression ratio of 3, assuming…
- Joule-Thomson co-efficient depends on the
- Pick out the wrong statement
- The amount of heat required to decompose a compound into its elements is __________ the heat of formation…
- High __________ is an undesirable property for a good refrigerant.
- Which is a state function?
- Enthalpy of a gas depends upon its
- Pick out the wrong statement.