Engineering Thermodynamics The entropy __________ in an irreversible cyclic process. Remains constant Decreases None of these Increases Remains constant Decreases None of these Increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The ideal efficiency of a Brayton cycle without 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 Which is the incorrect statement about Carnot cycle? It is used as the alternate standard of comparison of all heat engines All of these It provides concept of maximising work output between the two temperature limits All the heat engines are based on Carnot cycle It is used as the alternate standard of comparison of all heat engines All of these It provides concept of maximising work output between the two temperature limits All the heat engines are based on Carnot cycle ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Change in enthalpy in a closed system is equal to heat transferred if the reversible process takes place at constant Volume Internal energy Pressure Temperature Volume Internal energy Pressure Temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The door of a running refrigerator inside a room was left open. Which of the following statements is correct? The temperature of the air in room will remain unaffected The room will be gradually warmed up The room will be cooled to the temperature inside the refrigerator The room will be cooled very slightly The temperature of the air in room will remain unaffected The room will be gradually warmed up The room will be cooled to the temperature inside the refrigerator The room will be cooled very slightly ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following gas is mostly used in town for street and domestic lighting and heating? Producer gas Coke oven gas Mond gas Coal gas Producer gas Coke oven gas Mond gas Coal gas ANSWER DOWNLOAD EXAMIANS APP
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