Engineering Thermodynamics An adiabatic wall is one which Discourages thermal interaction Prevents thermal interaction Encourages thermal interaction Permits thermal interaction Discourages thermal interaction Prevents thermal interaction Encourages thermal interaction Permits thermal interaction ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The polytropic index (n) is given by log (p1p2)/log (v1v2) log [(p1v1)/(p2v2)] log (p2/ p1)/log (v1/ v2) log (v1/ v2)/ log (p1/p2) log (p1p2)/log (v1v2) log [(p1v1)/(p2v2)] log (p2/ p1)/log (v1/ v2) log (v1/ v2)/ log (p1/p2) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Minimum work in compressor is possible when the value of adiabatic index ‘n’ is equal to 1 0.75 1.35 1.27 1 0.75 1.35 1.27 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following cycles has maximum efficiency? Stirling Rankine Carnot Brayton Stirling Rankine Carnot Brayton ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics No liquid can exist as liquid at Centre of earth Vacuum 273°K Zero pressure Centre of earth Vacuum 273°K Zero pressure ANSWER DOWNLOAD EXAMIANS APP