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 room will be cooled very slightly The room will be cooled to the temperature inside the refrigerator The temperature of the air in room will remain unaffected The room will be gradually warmed up The room will be cooled very slightly The room will be cooled to the temperature inside the refrigerator The temperature of the air in room will remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics On volume basis, air contains following parts of oxygen 21 77 25 23 21 77 25 23 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Kerosene is distilled at 345° to 470°C 65° to 220°C 470° to 550°C 220° to 345°C 345° to 470°C 65° to 220°C 470° to 550°C 220° to 345°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Energy can neither be created nor destroyed but can be converted from one form to other is inferred from Basic law of thermodynamics Second law to thermodynamics First law of thermodynamics Zeroth low of thermodynamic Basic law of thermodynamics Second law to thermodynamics First law of thermodynamics Zeroth low of thermodynamic 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 beat is being rejected, temperature of cold source and working substance should be same When heat is being absorbed, temperature of hot source and working substance should be same Free expansion or friction resisted expansion/compression process should not be encountered All of these When beat is being rejected, temperature of cold source and working substance should be same When heat is being absorbed, temperature of hot source and working substance should be same ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is a reversible non-flow process? Hyperbolic process Isochoric process Isobaric process All of these Hyperbolic process Isochoric process Isobaric process All of these ANSWER DOWNLOAD EXAMIANS APP