Engineering Thermodynamics
According to Avogadro’s law

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

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Engineering Thermodynamics
Otto cycle consists of

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

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