Mumbai University Chemical Engineering Question Papers

Hii Buddy , Here I am Looking for Previous year Chemical Engineering Materials Semester 3rd Exam Question Paper of Mumbai University , Will you please Provide me Same Paper ?

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Friend have a Look on your Asking Here I am providing Previous year Chemical Engineering Materials Semester 3rd Exam Question Paper of Mumbai University :


Total No. of Questions:12

Total No. of Printed Pages :2

Time : 3 Hours

Max. Marks : 100


Instructions :

(1) Answer any three from each section.
(2) Answers to the two sections should be written in
separate answer-books.
(3) Black figures to the right indicate full marks.
(4) Neat diagrams must be drawn wherever necessary.
(5) Use of logarithmic tables, slide rule, Mollier charts,
Electronics pocket calculator is allowed.
(6) Assume suitable data, if necessary.
(7) Your answers will be valued as a whole.

SECTION-I

Q1 a) Write a short note on Tensile Test. [6]
b) Explain necking in brief. [4]
c) State Hooke’s law and explain stress-strain diagram. [6]

OR

Q2 a) Write the classification of Engineering materials . [6]
b) Define the following terms: [10]
i) Ductility
ii) Malleability
iii) Shear stress
iv) Factor of safety
v) Elasticity

Q3 Give in detail the classification of Hardness Test and explain impact test [16]
and types of impact test

OR

Q4 a) Explain Rockwell Hardness Test in detail. [10]
b) Write the difference between destructive and non destructive hardness test.[6]

Q5 Draw Fe-Fe3C equilibrium diagrams. Explain various reactions involved [18]
and different phases observed.
OR

Q6 a) Give the classification of steels with examples. [10]
b) Discuss various methods of welding. [8]

SECTION-II

Q7 a) Define corrosion and explain in detail its any two types. [12]
b) Write short note on factors affecting corrosion [6]

OR
Q8 a) Write short notes on: [10]
i) Dry corrosion
ii) Wet corrosion
b) What is an oxide film? Explain its formation and growth mechanism [8]


Q9) Write short notes on following terms: [16]
i) Stress relaxation
ii) Corrosion resistance of plastic
iii) Wear/Abrasion Test
iv) Applications of polymer

OR

Q10 a) Define polymers. Explain different types of polymers with examples.[6]
b) Define polymerization. Explain addition and condensation polymerization.[10]


Q11 a) Write a short note on Vitrification process. [6]
b) Define ceramic materials and write the applications of ceramic materials. [6]
c) Enlist the differences mechanical properties of ceramic materials. [4]

OR

Q12 a) Define Glass materials and its types. [8]
b) Write short notes on: [8]
i) Refractories
ii) Clays

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