Engineering Thermodynamics The ideal efficiency of a Brayton cycle with regeneration, with increase in pressure ratio will Decrease Remain unchanged Increase Increase/decrease depending on application Decrease Remain unchanged Increase Increase/decrease depending on application ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The pressure of a gas in terms of its mean kinetic energy per unit volume 'E' is equal to 2E/3 E/2 E/3 3E/4 2E/3 E/2 E/3 3E/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The processes occurring in open system which permit the transfer of mass to and from the system, are known as Flow processes None of the listed here Adiabatic processes Non-flow processes Flow processes None of the listed here Adiabatic processes Non-flow processes ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The kinetic energy per kg molecule of any gas at absolute temperature T is equal to (where Ru = Universal gas constant) 3 Ru × T 1.5 Ru × T Ru × T 2 Ru × T 3 Ru × T 1.5 Ru × T Ru × T 2 Ru × T ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The ___ is obtained when carbonization of coal is carried out at 500° to 700° C. Soft coal Pulverized coal Hard coal Bituminous coal Soft coal Pulverized coal Hard coal Bituminous coal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Change in internal energy in a closed system is equal to heat transferred if the reversible process takes place at constant Pressure Internal energy Volume Temperature Pressure Internal energy Volume Temperature ANSWER DOWNLOAD EXAMIANS APP
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