NTPC Placement Paper Chemical Engg 04 September 2012
NTPC Chemical Engg Questions and Answers, NTPC Solved Question Paper, NTPC Previous Question Papers, NTPC Sample Question Paper with Solutions Technical Questions1.In a throttling process, the pressure of an ideal gas reduces by 50 %. If Cp and Cv are the heat capacities at constant pressure and constant volume, respectively (ϒ=Cp/Cv), the specific volume will change by a factor of(A) 2(B) 21/ϒ(C) 2(ϒ-1)/ϒ(D) 0.5Ans:A 2. If the temperature of saturated water is increased infinitesimally at constant entropy, the resulting state of water will be(A) Liquid(B) Liquid vapor coexistence(C) Saturated vapor(D) SolidAns:A 3. For an exothermic reversible reaction, which one of...