Engineering Thermodynamics The polytropic index (n) is given by 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) log [(p1v1)/(p2v2)] ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In a Carnot cycle, heat is transferred at Constant volume Constant pressure Constant temperature Constant enthalpy Constant volume Constant pressure Constant temperature Constant enthalpy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The standard value of atmospheric pressure taken at sea level is 1.013 bar All of these 760 mm of Hg 1013 × 102 N/m2 1.013 bar All of these 760 mm of Hg 1013 × 102 N/m2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of a Carnot engine depends on Temperatures of source and sink Design of engine Size of engine Working substance Temperatures of source and sink Design of engine Size of engine Working substance ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The entropy __________ in an irreversible cyclic process. Decreases None of these Remains constant Increases Decreases None of these Remains constant Increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics For the constant pressure and heat input, the air standard efficiency of gas power cycle is in the order Dual cycle, Otto cycle, Diesel cycle Dual cycle, Diesel cycle, Otto cycle Diesel cycle, Otto cycle, Dual cycle Otto cycle, Diesel cycle, Dual cycle Dual cycle, Otto cycle, Diesel cycle Dual cycle, Diesel cycle, Otto cycle Diesel cycle, Otto cycle, Dual cycle Otto cycle, Diesel cycle, Dual cycle ANSWER DOWNLOAD EXAMIANS APP
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