Engineering Thermodynamics The polytropic index (n) is given by log [(p1v1)/(p2v2)] log (v1/ v2)/ log (p1/p2) log (p1p2)/log (v1v2) log (p2/ p1)/log (v1/ v2) log [(p1v1)/(p2v2)] log (v1/ v2)/ log (p1/p2) log (p1p2)/log (v1v2) log (p2/ p1)/log (v1/ v2) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When cut-off ratio is ________; the efficiency of Diesel cycle approaches to Otto cycle efficiency 43835 43834 Zero 2 43835 43834 Zero 2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The work ratio of a gas turbine plant is given by (Actual temperature drop)/(Isentropic temperature drop) (Net work output)/(Heat supplied) (Isentropic increase in temperature)/(Actual increase in temperature) (Net work output)/(Work-done by the turbine) (Actual temperature drop)/(Isentropic temperature drop) (Net work output)/(Heat supplied) (Isentropic increase in temperature)/(Actual increase in temperature) (Net work output)/(Work-done by the turbine) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics First law of thermodynamics All of these Does not enable to determine change in entropy Provides relationship between heat, work and internal energy Enables to determine change in internal energy of the system All of these Does not enable to determine change in entropy Provides relationship between heat, work and internal energy Enables to determine change in internal energy of the system ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The value of the product of molecular weight and the gas characteristic constant for all the gases in M.K.S. unit is 848 kgfm/mol °K 8314 kgfm/mol °K 29.27 kgfm/mol °K 427 kgfm/mol °K 848 kgfm/mol °K 8314 kgfm/mol °K 29.27 kgfm/mol °K 427 kgfm/mol °K 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 First law of thermodynamics Basic law of thermodynamics Second law to thermodynamics Zeroth low of thermodynamic First law of thermodynamics Basic law of thermodynamics ANSWER DOWNLOAD EXAMIANS APP