Engineering Thermodynamics Addition of heat at constant pressure to a gas results in Raising its volume Raising its pressure Raising its temperature and doing external work Raising its temperature Raising its volume Raising its pressure Raising its temperature and doing external work Raising its temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A cycle consisting of ___ and two isothermal processes is known as Stirling cycle. One constant pressure, one constant volume Two isentropic Two constant volume Two constant pressure One constant pressure, one constant volume Two isentropic Two constant volume Two constant pressure ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics For the same compression ratio, the efficiency of dual combustion cycle is Less than Diesel cycle and greater than Otto cycle Greater than Diesel cycle Greater than Diesel cycle and less than Otto cycle Less than Diesel cycle Less than Diesel cycle and greater than Otto cycle Greater than Diesel cycle Greater than Diesel cycle and less than Otto cycle Less than Diesel cycle ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The general gas equation is (where p = Pressure, v = Volume, m = mass, T = Absolute temperature, and R = Gas constant) pv = mRT pvm = C pv = (RT)m pv = RTm pv = mRT pvm = C pv = (RT)m pv = RTm ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The kinetic energy per kg molecule of any gas at absolute temperature T is equal to (where Ru = Universal gas constant) Ru × T 2 Ru × T 3 Ru × T 1.5 Ru × T Ru × T 2 Ru × T 3 Ru × T 1.5 Ru × T ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The ideal efficiency of a Brayton cycle without regeneration, with increase in pressure ratio will Increase Increase/decrease depending on application Remain unchanged Decrease Increase Increase/decrease depending on application Remain unchanged Decrease ANSWER DOWNLOAD EXAMIANS APP