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The temperature of air decreases as it is compressed by an adiabatic compressor. a)- true b)- false

Carbon dioxide gas expands isotherm a turbine from 1 mpa, 500 k at 200 kpa. assuming the ideal gas model and neglecting the kinetic and potential energies, determine the change in entropy, heat transfer and work for each kilogram of co2.

The higher the astm grain size number, the finer the gran is. a)-true b)-false