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MCQs

Total Questions : 2096 | Page 210 of 210 pages
Question 2091. For a constant pressure reversible process, the enthalpy change (ΔH) of the system is
  1.    ∫Cv.dT
  2.    ∫Cp.dT
  3.    Cv.dT
  4.    Cp.dT
 Discuss Question
Answer: Option B. -> ∫Cp.dT
Question 2092. In an ideal gas mixture, fugacity of a species is equal to its
  1.    Vapor pressure
  2.    None of these
  3.    Partial pressure
  4.    Chemical potential
 Discuss Question
Answer: Option C. -> Partial pressure
Question 2093. At constant temperature and pressure, for one mole of a pure substance, the ratio of the free energy to the chemical potential is
  1.    Zero
  2.    Negative
  3.    Infinity
  4.    One
 Discuss Question
Answer: Option D. -> One
Question 2094. Clayperon equation deals with the
  1.    Temperature dependence of heat of phase transition
  2.    Effect of an inert gas on vapour pressure
  3.    Rate of change of vapour pressure with temperature
  4.    Calculation of ΔF for spontaneous phase change
 Discuss Question
Answer: Option C. -> Rate of change of vapour pressure with temperature
Question 2095. Absolute zero temperature signifies the
  1.    None of these
  2.    Minimum temperature attainable
  3.    Temperature of the heat reservoir to which a Carnot engine rejects no heat
  4.    Temperature of the heat reservoir to which a Carnot engine rejects all the heat that is taken in
 Discuss Question
Answer: Option C. -> Temperature of the heat reservoir to which a Carnot engine rejects no heat
Question 2096. Degree of freedom of the system ice-water-vapour will be
  1.    1
  2.    3
  3.    2
  4.    0
 Discuss Question
Answer: Option D. -> 0

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