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 Those substances which have so far not been resolved by any means into other substances of simpler form are called Molecules Elements Atoms Compounds Molecules Elements Atoms Compounds ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The unit of universal gas constant is None of these None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of a Carnot engine depends on Temperatures of source and sink Design of engine Working substance Size of engine Temperatures of source and sink Design of engine Working substance Size of engine ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is not the intensive property? Heat Pressure Temperature Density Heat Pressure Temperature Density ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If value of n is infinitely large in a polytropic process pVn = C, then the process is known as constant Pressure Temperature Enthalpy Volume Pressure Temperature Enthalpy Volume ANSWER DOWNLOAD EXAMIANS APP
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