Engineering Thermodynamics For reversible adiabatic process, change in entropy is Negative Zero Minimum Maximum Negative Zero Minimum Maximum ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to Regnault's law, the specific heat at constant pressure (cp) and specific heat at constant volume (cv) _________ with the change in pressure and temperature of the gas. Both (A) and (B) Do not change Change None of these Both (A) and (B) Do not change Change None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Zeroth law of thermodynamics Deals with heat engines Deals with reversibility and irreversibility of process States that if two systems are both in equilibrium with a third system, they are in thermal equilibrium with each other Deals with conversion of mass and energy Deals with heat engines Deals with reversibility and irreversibility of process States that if two systems are both in equilibrium with a third system, they are in thermal equilibrium with each other Deals with conversion of mass and energy 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 very slightly The temperature of the air in room will remain unaffected The room will be cooled to the temperature inside the refrigerator The room will be gradually warmed up The room will be cooled very slightly The temperature of the air in room will remain unaffected The room will be cooled to the temperature inside the refrigerator The room will be gradually warmed up ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In order that a cycle be reversible, following must be satisfied 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 Free expansion or friction resisted expansion/compression process should not be encountered All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The heat and mechanical energies are mutually convertible. This statement was established by None of these Charles Boyle Joule None of these Charles Boyle Joule ANSWER DOWNLOAD EXAMIANS APP