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 not dependent on the path followed but on the state Depends on the mass of the system like volume Is dependent on the path followed and not on the state Does not depend on the mass of the system, like temperature, pressure, etc. Is not dependent on the path followed but on the state Depends on the mass of the system like volume Is dependent on the path followed and not on the state 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 transfer heat from a body at a lower temperature to a higher temperature, without the aid of an external source 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 All of these It is impossible to transfer heat from a body at a lower temperature to a higher temperature, without the aid of an external source 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 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An adiabatic wall is one which Permits thermal interaction Encourages thermal interaction Discourages thermal interaction Prevents thermal interaction Permits thermal interaction Encourages thermal interaction Discourages thermal interaction Prevents thermal interaction ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The property of a working substance which increases or decreases as the heat is supplied or removed in a reversible manner, is known as Enthalpy Entropy Internal energy External energy Enthalpy Entropy Internal energy External energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following gas has the highest calorific value? Mond gas Coal gas Blast furnace gas Producer gas Mond gas Coal gas Blast furnace gas Producer gas ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When the gas is heated at constant pressure, the heat supplied Both (B) and (C) Increases the internal energy of the gas Does some external work during expansion Increases the temperature of the gas Both (B) and (C) Increases the internal energy of the gas Does some external work during expansion Increases the temperature of the gas ANSWER DOWNLOAD EXAMIANS APP