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