Engineering Thermodynamics According to kinetic theory of gases, the velocity of molecules __________ with the increase in temperature. Decreases None of these Remains constant Increases Decreases None of these Remains constant Increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A gas is compressed in a cylinder by a movable piston to a volume one half its original volume. During the process 300 kJ heat left the gas and internal energy remained same. The work done on gas in Nm will be 30 Nm 3000 Nm 300,000 Nm 300 Nm 30 Nm 3000 Nm 300,000 Nm 300 Nm ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A diathermic wall is one which Encourages thermal interaction Discourages thermal interaction Permits thermal interaction Prevents thermal interaction Encourages thermal interaction Discourages thermal interaction Permits thermal interaction Prevents thermal interaction ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics On weight basis, air contains following parts of oxygen 23 21 73 25 23 21 73 25 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The air standard efficiency of an Otto cycle is given by (where r = Compression ratio, and γ = Ratio of specific heats) 1 + (1/ rγ - 1) 1 + rγ - 1 1 - (1/ rγ - 1) 1 - rγ - 1 1 + (1/ rγ - 1) 1 + rγ - 1 1 - (1/ rγ - 1) 1 - rγ - 1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The calorific value of gaseous fuel is expressed in kJ/m2 kJ kJ/kg kJ/m3 kJ/m2 kJ kJ/kg kJ/m3 ANSWER DOWNLOAD EXAMIANS APP