Engineering Thermodynamics The heat absorbed or rejected by the working substance is given by (where ds = Increase or decrease of entropy, T = Absolute temperature, and dQ = Heat absorbed or rejected) δQ = T/ds None of the listed here δQ = T.ds dQ = ds/T δQ = T/ds None of the listed here δQ = T.ds dQ = ds/T ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The area under the temperature-entropy curve (T – s curve) of any thermodynamic process represents None of the listed here Either heat absorbed or heat rejected Heat absorbed Heat rejected None of the listed here Either heat absorbed or heat rejected Heat absorbed Heat rejected ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A process of heating crude oil to a high temperature under a very high pressure to increase the yield of lighter distillates, is known as Carbonization Full distillation Cracking Fractional distillation Carbonization Full distillation Cracking Fractional distillation ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In a Carnot cycle, heat is transferred at Constant temperature Constant enthalpy Constant pressure Constant volume Constant temperature Constant enthalpy Constant pressure Constant volume ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The kinetic energy per kg molecule of any gas at absolute temperature T is equal to (where Ru = Universal gas constant) 2 Ru × T 1.5 Ru × T Ru × T 3 Ru × T 2 Ru × T 1.5 Ru × T Ru × T 3 Ru × T ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The reading of the pressure gauge fitted on a vessel is 25 bar. The atmospheric pressure is 1.03 bar and the value of 'g' is 9.81 m/s2. The absolute pressure in the vessel is 25 bar 23.97 bar 26.03 bar 34.81 bar 25 bar 23.97 bar 26.03 bar 34.81 bar ANSWER DOWNLOAD EXAMIANS APP