Thermodynamics Questions

• The state of a substance whose evaporation from its liquid state is complete, is known as
• The ratio of molar specific heats for monoatomic gas is
• The state of a substance whose evaporation from its liquid state is partial, is known as steam.
• The main cause for the irreversibility is
• According to kinetic theory of gases, the kinetic energy of translation of a molecule is proportional to
• In an irreversible process, there is a
• When a gas is heated at constant volume
• The efficiency of Ericsson cycle is __________ Carnot cycle.
• Which of the following has the highest calorific value?
• The value of cp/cv for air is
• A cycle consisting of __________ and two isothermal processes is known as Stirling cycle.
• The hard coke is obtained when carbonisation of coal is carried out at
• Which of the following statement is wrong?
• According to First law of thermodynamics,
• In an isolated system, neither the heat and work nor the, mass of the working substance crosses the boundary of the system.
• For the same compression ratio, the efficiency of Diesel cycle is __________ Otto cycle.
• The condition for the reversibility of a cycle is
• The numerical value of the thermal capacity and the water equivalent of the substance are the same.
• The compression ratio is the ratio of
• The natural solid fuel is