Engineering Thermodynamics Which of the following is the correct statement? Irreversible engines have maximum efficiency. All the reversible and irreversible engines have the same efficiency. All engines are designed as reversible in order to obtain maximum efficiency. All the reversible engines have the same efficiency. Irreversible engines have maximum efficiency. All the reversible and irreversible engines have the same efficiency. All engines are designed as reversible in order to obtain maximum efficiency. All the reversible engines have the same efficiency. 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 the heat engines are based on Carnot cycle All of these It provides concept of maximising work output between the two temperature limits It is used as the alternate standard of comparison of all heat engines All the heat engines are based on Carnot cycle All of these It provides concept of maximising work output between the two temperature limits ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics One kilowatt is equal to 1 × 106 N-m/s 1 N-m/s 1000 N-m/s 100 N-m 1 × 106 N-m/s 1 N-m/s 1000 N-m/s 100 N-m ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The compression ratio for petrol engines is 10 to 20 3 to 6 15 to 30 5 to 8 10 to 20 3 to 6 15 to 30 5 to 8 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 Temperature Internal energy Volume Pressure Temperature Internal energy Volume Pressure ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS