Engineering Thermodynamics The following cycle is used for air craft refrigeration Carnot cycle Joule cycle Reversed Brayton cycle Brayton cycle Carnot cycle Joule cycle Reversed Brayton cycle Brayton cycle ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Compressed air coming out from a punctured football May become hotter or cooler depending upon the humidity of the surrounding air Becomes hotter Becomes cooler Remains at the same temperature May become hotter or cooler depending upon the humidity of the surrounding air Becomes hotter Becomes cooler Remains at the same temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to Dalton's law, the total pressure of the mixture of gases is equal to Greater of the partial pressures of all Average of the partial pressures of all Sum of the partial pressures of all divided by average molecular weight Sum of the partial pressures of all Greater of the partial pressures of all Average of the partial pressures of all Sum of the partial pressures of all divided by average molecular weight Sum of the partial pressures of all ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In order that a cycle be reversible, following must be satisfied 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 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 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The amount of heat required to raise the temperature of the unit mass of gas through one degree at constant volume, is called Specific heat at constant pressure Specific heat at constant volume None of these Kilo Joule Specific heat at constant pressure Specific heat at constant volume None of these Kilo Joule 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 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 The room will be cooled to the temperature inside the refrigerator ANSWER DOWNLOAD EXAMIANS APP