Download GTU BE/B.Tech 2019 Winter 7th Sem New 2172204 Mineral Processing Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2019 Winter 7th Sem New 2172204 Mineral Processing Previous Question Paper

1
Seat No.: ________ Enrolment No.___________

GUJARAT TECHNOLOGICAL UNIVERSITY

BE - SEMESTER ? VII (New) EXAMINATION ? WINTER 2019
Subject Code: 2172204 Date: 03/12/2019

Subject Name: Mineral Processing
Time: 10:30 AM TO 01:00 PM Total Marks: 70

Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.


Q.1 (a)
Define the following term: (1) Ore (2) Mineral (3) Crushing.
03
(b) Explain sieve analysis. 04
(c)
Define Classification. Explain classifier with sketch.
07

Q.2 (a) What is purpose of Collectors? 03
(b) Write a short note on basic fundamental of ore dressing. 04
(c)
Explain Communition and Liberation in detail.
07
OR
(c)
Describe Electrostatic Separation in detail.
07
Q.3 (a) Draw flow sheet of Bituminous coal. 03
(b) Write a short note on Ball mill. 04
(c)
Differentiate between Crushing and Grinding.
07
OR
Q.3 (a) What is gravity concentration? 03
(b)
Write note on Jigging.
04
(c) Explain Heavy Media Separation with neat sketch. 07
Q.4 (a) What is shaking table. 03
(b) Write a short note on sampling. 04
(c)
Why Mineral Processing is required? Explain different steps of
mineral processing.
07
OR
Q.4 (a) Write a short note on Thickening. 03
(b) Write a note on Coal Washing. 04
(c) Explain the drying and dewatering process for coal. 07
Q.5 (a) Define mineral processing. 03
(b) Write a Short note on Froth flotation. 04
(c) List out different types of Screens. Explain any two with
sketch in detail.
07
OR

Q.5 (a) Write merit of mineral processing. 03
(b) What is Sizing? What are the different methods of sizing
used in Laboratory?
04
(c) Draw and explain flow sheet for lead and zinc. 07



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