Engineering Thermodynamics The pressure exerted by an ideal gas is ________ of the kinetic energy of all the molecules contained in a unit volume of gas. Three-forth One-third One-half Two-third Three-forth One-third One-half Two-third ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The expansion ratio (r) is the ratio of (where v1 = Volume at the beginning of expansion, and v2 = Volume at the end of expansion) (v1 + v2)/v2 v1/v2 (v1 + v2)/v1 v2/v1 (v1 + v2)/v2 v1/v2 (v1 + v2)/v1 v2/v1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following items is not a path function? Thermal conductivity Work Kinetic energy Heat Thermal conductivity Work Kinetic energy Heat ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In order that a cycle be reversible, following must be satisfied When heat is being absorbed, temperature of hot source and working substance should be same Free expansion or friction resisted expansion/compression process should not be encountered When beat is being rejected, temperature of cold source and working substance should be same All of these When heat is being absorbed, temperature of hot source and working substance should be same Free expansion or friction resisted expansion/compression process should not be encountered When beat is being rejected, temperature of cold source and working substance should be same All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Minimum work in compressor is possible when the value of adiabatic index ānā is equal to 1.35 1.27 1 0.75 1.35 1.27 1 0.75 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Energy can neither be created nor destroyed but can be converted from one form to other is inferred from Second law to thermodynamics Zeroth low of thermodynamic Basic law of thermodynamics First law of thermodynamics Second law to thermodynamics Zeroth low of thermodynamic Basic law of thermodynamics First law of thermodynamics ANSWER DOWNLOAD EXAMIANS APP
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