Metallurgical Thermodynamics and Kinetics MCQ Questions and Answers

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Enhance your knowledge of Metallurgical Thermodynamics and Kinetics with this comprehensive collection of MCQ questions and answers. These MCQ questions and answers in Metallurgical Thermodynamics and Kinetics are specifically designed for students of Metallurgical Engineering who are preparing for the GATE Exam. Strengthen your preparation and excel in your studies with this valuable resource. Page-8 section-1

Each section contains 100 MCQs on Metallurgical Thermodynamics and Kinetics .

Which one of the following is not an intensive property?

A) temperature B) pressure C) volume D) refractive index

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Activation energy of a chemical reaction, homogeneous or heterogeneous, is graphically estimated from a plot between

A) K versus T B) $$\frac{1}{k}$$ versus T C) $$\frac{1}{k}$$ versus In T D) In k versus $$\frac{1}{T}$$

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

2cu(s) + 0.5 O₂(g) = Cu₂O(s);
ΔG° = - 162200 + 69.24 T, J
2Cu(l) + 0.5 O₂(g) = CU₂O(s);
ΔG° = - 1188300 + 88.48 T, J
The molar free energy/change at 1300 K for the transformation of solid Cu to liquid Cu will be . . . . . . . . J.

A) 1050 B) 960 C) 544 D) 445

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Which of the following partial derivative is equal to $${\left( {\frac{{\partial S}}{{\partial P}}} \right)_T}?$$

A) $$ - {\left( {\frac{{\partial V}}{{\partial T}}} \right)_P}$$ B) $$ - {\left( {\frac{{\partial S}}{{\partial V}}} \right)_T}$$ C) $${\left( {\frac{{\partial V}}{{\partial T}}} \right)_S}$$ D) $$ - {\left( {\frac{{\partial S}}{{\partial V}}} \right)}$$

Discuss

Answer & Solution

Answer: Option A

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Heat capacity at constant pressure is defined by

A) $${\left( {\frac{{\partial E}}{{\partial T}}} \right)_p}$$ B) $${\left( {\frac{{\partial G}}{{\partial T}}} \right)_e}$$ C) $${\left( {\frac{{\partial H}}{{\partial T}}} \right)_p}$$ D) $${\left( {\frac{{\partial \left( {E + Pv} \right)}}{{\partial T}}} \right)_p}$$

Discuss

Answer & Solution

Answer: Option C

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In thermodynamics, the law of conservation of energy is expressed in the form of

A) zeroth law of thermodynamics B) first law of thermodynamics C) second law of thermodynamics D) third law of thermodynamics

Discuss

Answer & Solution

Answer: Option B

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Which of the following phase will have lowest entropy

A) solid B) liquid C) gas D) none of these

Discuss

Answer & Solution

Answer: Option A

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The first law of thermodynamics can be stated as:

A) dE = δQ - δW B) dQ = dE - δW C) δW = dQ + dE D) dW = δQ - δE

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Answer & Solution

Answer: Option A

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Integral enthalpy of mixing (in J/mol) of liquid (Cu, Zn) solution can be approximated by ΔH_m^mix = - 19250 X_CuX_Zn
The corresponding partial molar enthalpy of mixing (in J/mol) for Cu is

A) 19250x²_zn B) - 19250x²cu C) 38500x_zn - 19250x²_zn - 19250 D) - 19250 x²_zn

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

The sequence of processes which return back to its initial point is called

A) adiabatic process B) isothermal process C) cyclic process D) isobaric process

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

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Metallurgical Thermodynamics and Kinetics MCQ Questions and Answers | Metallurgical Engineering