Thermodynamics for Chemical Mcqs


Q.  PVy = constant, holds good for an isentropic process, which is_________________?

a. Reversible and isothermal
b. Isothermal and irreversible
c. Reversible and adiabatic
d. Adiabatic and irreversible


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  When pressure is applied on the system, ice ↔ water, then_________________?
Category: Chemical Engineering Mcqs,   Published by: teswesm
MCQs:  For a constant pressure reversible process, the enthalpy change (ΔH) of the system is___________________?
Category: Chemical Engineering Mcqs,   Published by: teswesm
MCQs:  Work done is a____________________?
Category: Chemical Engineering Mcqs,   Published by: teswesm
MCQs:  Co-efficient of performance for a reversed Carnot cycle working between temperatures T1 and T2 (T1 > T2) is ___________________?
Category: Chemical Engineering Mcqs,   Published by: teswesm
MCQs:  After throttling, gas temperature___________________?
Category: Chemical Engineering Mcqs,   Published by: teswesm
MCQs:  If the molar heat capacities (Cp or Cv) of the reactants and products of a chemical reaction are identical, then, with the increase in temperature, the heat of reaction will___________________?
Category: Chemical Engineering Mcqs,   Published by: teswesm
MCQs:  The thermodynamic law, PVy = constant, is not applicable in case of______________?
Category: Chemical Engineering Mcqs,   Published by: teswesm
MCQs:  For an ideal gas, the chemical potential is given by______________?
Category: Chemical Engineering Mcqs,   Published by: teswesm
MCQs:  Heat requirement for decomposition of a compound into its elements is _____________ that is evolved during the formation of that compound from its elements?
Category: Chemical Engineering Mcqs,   Published by: teswesm
MCQs:  Specific heat of a gas for a reversible adiabatic process is________________?
Category: Chemical Engineering Mcqs,   Published by: teswesm
MCQs:  The Maxwell relation derived from the differential expression for the Helmholtz free energy (dA) is________________?
Category: Chemical Engineering Mcqs,   Published by: teswesm
MCQs:  A gas shows deviation from ideal behaviour at______________?
Category: Chemical Engineering Mcqs,   Published by: teswesm
MCQs:  Entropy of the system decreases, when_______________?
Category: Chemical Engineering Mcqs,   Published by: teswesm
MCQs:  Partial molar free energy of an element A in solution is same as its__________________?
Category: Chemical Engineering Mcqs,   Published by: teswesm
MCQs:  Which of the following has the minimum value of COP for a given refrigeration effect ?
Category: Chemical Engineering Mcqs,   Published by: teswesm
MCQs:  The expression, nCv(T2 – T1), is for the _____________ of an ideal gas?
Category: Chemical Engineering Mcqs,   Published by: teswesm
MCQs:  Specific/molar Gibbs free energy for a pure substance does not change during________________?
Category: Chemical Engineering Mcqs,   Published by: teswesm
MCQs:  4 kg moles of an ideal gas expands in vacuum spontaneously. The work done is_________________?
Category: Chemical Engineering Mcqs,   Published by: teswesm
MCQs:  One ton of refrigeration is defined as the heat rate corresponding to melting of one ton of ice in one ________________?
Category: Chemical Engineering Mcqs,   Published by: teswesm
MCQs:  A solid metallic block weighing 5 kg has an initial temperature of 500°C. 40 kg of water initially at 25°C is contained in a perfectly insulated tank. The metallic block is brought into contact with water. Both of them come to equilibrium. Specific heat of block material is 0.4 kJ.kg-1. K-1. Ignoring the effect of expansion and contraction and also the heat capacity to tank, the total entropy change in kJ.kg-1, K-1 is_________________?
Category: Chemical Engineering Mcqs,   Published by: teswesm