Engineering Thermodynamics The ideal efficiency of a Brayton cycle with regeneration, with increase in pressure ratio will Increase Remain unchanged Increase/decrease depending on application Decrease Increase Remain unchanged Increase/decrease depending on application Decrease 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 room will be cooled to the temperature inside the refrigerator The room will be gradually warmed up The temperature of the air in room will remain unaffected The room will be cooled very slightly The room will be cooled to the temperature inside the refrigerator The room will be gradually warmed up The temperature of the air in room will remain unaffected The room will be cooled very slightly ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics One kilowatt is equal to 1 N-m/s 1 × 106 N-m/s 1000 N-m/s 100 N-m 1 N-m/s 1 × 106 N-m/s 1000 N-m/s 100 N-m ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If the value of n = 0 in the equation pvn = C, then the process is called Constant pressure process Constant volume process Isothermal process Adiabatic process Constant pressure process Constant volume process Isothermal process Adiabatic process ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Entropy change depends on Mass transfer Thermodynamic state Change of temperature Heat transfer Mass transfer Thermodynamic state Change of temperature Heat transfer ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In order that a cycle be reversible, following must be satisfied Free expansion or friction resisted expansion/compression process should not be encountered All of these When heat is being absorbed, temperature of hot source and working substance should be same When beat is being rejected, temperature of cold source and working substance should be same Free expansion or friction resisted expansion/compression process should not be encountered All of these When heat is being absorbed, temperature of hot source and working substance should be same When beat is being rejected, temperature of cold source and working substance should be same ANSWER DOWNLOAD EXAMIANS APP