Engineering Thermodynamics
Diesel cycle consists of __________ processes.

One constant pressure, one constant volume and two isentropic
Two constant volume and two isentropic
Two constant volume and two isothermal
Two constant pressure and two isentropic

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Engineering Thermodynamics
According to Avogadro’s law

All of these
The sum of partial pressure of the mixture of two gases is sum of the two
Equal volumes of all gases, at the same temperature and pressure, contain equal number of molecules
The product of the gas constant and the molecular mass of an ideal gas is constant

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Engineering Thermodynamics
An open system is one in which

Mass does not cross boundaries of the system, though energy may do so
Mass crosses the boundary but not the energy
Neither mass nor energy crosses the boundaries of the system
Both energy and mass cross the boundaries of the system

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