Engineering Thermodynamics A sudden fall in the barometer reading is a sign of approaching Fine weather Cold wave Rains Storm Fine weather Cold wave Rains Storm 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 + rγ - 1 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) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Otto cycle efficiency is higher than Diesel cycle efficiency for the same compression ratio and heat input because in Otto cycle Expansion and compression are isentropic Heat rejection is lower Maximum temperature is higher Combustion is at constant volume Expansion and compression are isentropic Heat rejection is lower Maximum temperature is higher Combustion is at constant volume ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A cycle consisting of ___ and two isothermal processes is known as Stirling cycle. Two constant pressure 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 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is an intensive property of a thermodynamic system? Energy Temperature Volume Mass Energy Temperature Volume Mass ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Diesel cycle with decrease in cut-off First decreases and then increases First increases and then decreases Increases Decreases First decreases and then increases First increases and then decreases Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
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