Engineering Thermodynamics Which of the following processes are thermodynamically reversible? Throttling Isothermal and adiabatic Free expansion Constant volume and constant pressure Throttling Isothermal and adiabatic Free expansion Constant volume and constant pressure ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The total energy of a molecule is shared equally by the various degrees of freedom possessed by it. This law is known as Law of degradation of energy Law of equipartition of energy Law of conservation of energy None of the listed here Law of degradation of energy Law of equipartition of energy Law of conservation of energy None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The expansion ratio (r) is the ratio of (where v1 = Volume at the beginning of expansion, and v2 = Volume at the end of expansion) v2/v1 v1/v2 (v1 + v2)/v1 (v1 + v2)/v2 v2/v1 v1/v2 (v1 + v2)/v1 (v1 + v2)/v2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When a gas is heated, change takes place in Volume Pressure Temperature All of the listed here Volume Pressure Temperature All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following gas has the highest calorific value? Coal gas Mond gas Producer gas Blast furnace gas Coal gas Mond gas Producer gas Blast furnace gas ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Otto cycle efficiency is higher than Diesel cycle efficiency for the same compression ratio and heat input because in Otto cycle Maximum temperature is higher Combustion is at constant volume Expansion and compression are isentropic Heat rejection is lower Maximum temperature is higher Combustion is at constant volume Expansion and compression are isentropic Heat rejection is lower ANSWER DOWNLOAD EXAMIANS APP
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