Download GTU BE/B.Tech 2019 Summer 3rd Sem Old 132102 Metallurgical Thermodynamics Question Paper

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GUJARAT TECHNOLOGICAL UNIVERSITY

BE - SEMESTER- III(OLD) EXAMINATION — SUMMER 2019

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Subject Code: 132102 Date: 11/06/2019

Subject Name: Metallurgical Thermodynamics

Time: 02:30 PM TO 05:00 PM Total Marks: 70

Instructions:

1. Attempt all questions.

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2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.

Q.1 (a) With suitable example give different classification of system and explain. 07

(b) For different thermodynamic terms derive combined expression of 1^st and 2^nd Law of thermodynamics. 07

Q.2 (a) Explain Hess’ Law using suitable example. 07

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(b) Explain Krichoff’s Law using suitable example. 07

OR

(b) State 0^th and 1^st Law of thermodynamics. Explain concept of internal energy and give significance of 1^st Law of thermodynamics. 07

Q.3 (a) Differentiate between extensive and intensive properties. 07

(b) State 2^nd and 3^rd Law of thermodynamics and explain concept of entropy. 07

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OR

Q.3 (a) Explain Raoult's law, Henry’s law and Sievert's law. 07

(b) What is meant by Heat Capacity, give its unit and derive Cp — Cv =R. 07

Q.4 (a) What is Free Energy? Explain concept of Gibb’s Free Energy. 07

(b) Write detailed note on Ellingham Diagram and its use with suitable example. 07

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OR

Q.4 (a) Explain fugacity, activity and mole fraction. 07

(b) What is equilibrium? Explain different types of equilibrium. 07

Q.5 (a) What is Gibb’s Phase Rule and explain terms if possible with suitable example. List its applications. 07

(b) Discuss different thermodynamic processes. 07

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OR

Q.5 (a) What is slag? Write note on structure and composition of slag. 07

(b) Discuss the Concept of basicity index. 07

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