Refrigeration capacity of a household refrigerator may be round about __________ tons.
0.15
1.5
4.5
6.5
- An ideal liquid refrigerant should
- Mollier diagram is a plot of
- Claude's liquefaction process employs the cooling of gases by
- For an isothermal reversible compression of an ideal gas
- For an ideal gas, the internal energy depends upon its __________ only.
- dW and dq are not the exact differential, because q and W are
- Fundamental principle of refrigeration is based on the __________ law of thermodynamics.
- At a given temperature, the volume of a gas dissolved in a solvent __________ with increase in pressure.
- Which of the following equations is obtained on combining 1st and 2nd law of thermodynamics, for a system…
- The variation of heat of reaction with temperature at constant pressure is given by the __________ law.
- Entropy of a substance remains constant during a/an __________ change.
- Consider the reaction, C + O2 CO2; ΔH = - 94 kcal. What will be the value of ΔH for the reaction…
- Pick out the wrong statement.
- The entropy change in a reversible isothermal process, when an ideal gas expands to four times its initial…
- Entropy change in case of reversible adiabatic process is
- The intensive properties are
- Gibbs-Duhem equation relates composition in liquid phase and the __________ at constant temperature…
- The root mean square speed of molecules of a gas is equal to (where, m = mass of the molecule K = Boltzmanns…
- The partial pressure of each constituent present in an alloy is __________ the total vapor pressure…
- Pick out the wrong statement.
- In the decomposition of PCl5 represented by, PCl5 PCl3 + Cl2, decrease in the pressure of the system…
- The specific heat of saturated water vapour at 100°C is
- Out of the following refrigeration cycles, which one has maximum COP?
- Which is not constant for an ideal gas?
- In the equation, PVn = Constant, if the value of n = 0, then it represents a reversible __________ process.
- Change of heat content when one mole of compound is burnt in oxygen at constant pressure is called the
- (∂E/∂T)V is the mathematical expression for
- For an ideal liquid solution, which of the following is unity?
- Minimum number of phases that exists in a system is 1. Number of chemical species in a colloidal system…
- Free energy