Engineering Thermodynamics All perfect gases change in volume by 1/273th of its original volume at 0°C for every 1°C change in temperature, when the pressure remains constant. This statement is called Boyle's law Gay-Lussac law Charles' law Joule's law Boyle's law Gay-Lussac law Charles' law Joule's law ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The increase in entropy of a system represents Degradation of energy Decrease in pressure Increase in temperature Increase in availability of energy Degradation of energy Decrease in pressure Increase in temperature Increase in availability of energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When coal is strongly heated continuously for 42 to 48 hours in the absence of air in a closed vessel, the process is known as __________ of fuel. Atomization Carbonization Combustion None of these Atomization Carbonization Combustion None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Extensive property of a system is one whose value Does not depend on the mass of the system, like temperature, pressure, etc. Is dependent on the path followed and not on the state Is not dependent on the path followed but on the state Depends on the mass of the system like volume Does not depend on the mass of the system, like temperature, pressure, etc. Is dependent on the path followed and not on the state Is not dependent on the path followed but on the state Depends on the mass of the system like volume ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The atomic mass of oxygen is 18 14 121 16 18 14 121 16 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is the correct statement of the second law of thermodynamics? All of these It is impossible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work There is a definite amount of mechanical energy, which can be obtained from a given quantity of heat energy It is impossible to transfer heat from a body at a lower temperature to a higher temperature, without the aid of an external source All of these It is impossible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work There is a definite amount of mechanical energy, which can be obtained from a given quantity of heat energy It is impossible to transfer heat from a body at a lower temperature to a higher temperature, without the aid of an external source ANSWER DOWNLOAD EXAMIANS APP