Engineering Thermodynamics The polytropic index (n) is given by log (p1p2)/log (v1v2) log (v1/ v2)/ log (p1/p2) log (p2/ p1)/log (v1/ v2) log [(p1v1)/(p2v2)] log (p1p2)/log (v1v2) log (v1/ v2)/ log (p1/p2) log (p2/ p1)/log (v1/ v2) log [(p1v1)/(p2v2)] ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The gas constant (R) is equal to the __________ of two specific heats. Product Difference Ratio Sum Product Difference Ratio Sum ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The compression ratio for petrol engines is 10 to 20 5 to 8 15 to 30 3 to 6 10 to 20 5 to 8 15 to 30 3 to 6 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The first law of thermodynamics is the law of Conservation of heat Conservation of momentum Conservation of mass Conservation of energy Conservation of heat Conservation of momentum Conservation of mass Conservation of energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Diesel cycle increases with Decrease in cut-off Constant cut-off None of these Increase in cut-off Decrease in cut-off Constant cut-off None of these Increase in cut-off ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The hyperbolic process is governed by Gay-Lussac law Avogadro's law Boyle's law Charles' law Gay-Lussac law Avogadro's law Boyle's law Charles' law ANSWER DOWNLOAD EXAMIANS APP