Engineering Thermodynamics The air standard efficiency of an Otto cycle is given by (where r = Compression ratio, and γ = Ratio of specific heats) 1 - rγ - 1 1 - (1/ rγ - 1) 1 + (1/ rγ - 1) 1 + rγ - 1 1 - rγ - 1 1 - (1/ rγ - 1) 1 + (1/ rγ - 1) 1 + rγ - 1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics For the constant pressure and heat input, the air standard efficiency of gas power cycle is in the order Diesel cycle, Otto cycle, Dual cycle Otto cycle, Diesel cycle, Dual cycle Dual cycle, Otto cycle, Diesel cycle Dual cycle, Diesel cycle, Otto cycle Diesel cycle, Otto cycle, Dual cycle Otto cycle, Diesel cycle, Dual cycle Dual cycle, Otto cycle, Diesel cycle Dual cycle, Diesel cycle, Otto cycle ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to kinetic theory of gases, the absolute zero temperature is attained when Specific heat of gas is zero Kinetic energy of the molecules is zero Volume of the gas is zero Pressure of the gas is zero Specific heat of gas is zero Kinetic energy of the molecules is zero Volume of the gas is zero Pressure of the gas is zero ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to Avogadro's law, for a given pressure and temperature, each molecule of a gas Occupies volume inversely proportional to its specific weight Occupies volume proportional to its specific weight Occupies same volume Occupies volume inversely proportional to its molecular weight Occupies volume inversely proportional to its specific weight Occupies volume proportional to its specific weight Occupies same volume Occupies volume inversely proportional to its molecular weight ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The mass of excess air supplied is equal to (23/100) × Mass of excess carbon (100/23) × Mass of excess carbon (100/23) × Mass of excess oxygen (23/100) × Mass of excess oxygen (23/100) × Mass of excess carbon (100/23) × Mass of excess carbon (100/23) × Mass of excess oxygen (23/100) × Mass of excess oxygen ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The work ratio of simple gas turbine cycle depends upon Maximum cycle temperature All of these Minimum cycle temperature Pressure ratio Maximum cycle temperature All of these Minimum cycle temperature Pressure ratio ANSWER DOWNLOAD EXAMIANS APP