Engineering Thermodynamics
Zeroth law of thermodynamics

Deals with conversion of mass and energy
Deals with heat engines
Deals with reversibility and irreversibility of process
States that if two systems are both in equilibrium with a third system, they are in thermal equilibrium with each other

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Engineering Thermodynamics
First law of thermodynamics

Enables to determine change in internal energy of the system
All of these
Provides relationship between heat, work and internal energy
Does not enable to determine change in entropy

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