Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2019 Summer 5th Sem New 2152201 Mining Machinery Ii Previous Question Paper
Seat No.: ________ Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER ?V (NEW) EXAMINATION ? SUMMER 2019
Subject Code: 2152201 Date: 20/06/2019
Subject Name:Mining Machinery - II
Time: 02:30 PM TO 05:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
MARKS
Q.1 (a) Compare the rigid guides with flexible guides. 03
(b) Compare cage winding with skip winding. 04
(c) What are the different safety detaching hooks? Describe in detail one
of it with sketch.
07
Q.2 (a) Explain: shaft fittings. 03
(b) Write a short note on cage attachment to winding rope. 04
(c) Explain head gear design with neat sketch. 07
OR
(c) Explain keps in detail with sketch, advantages and disadvantages. 07
Q.3 (a) Write advantages of multi rope winders. 03
(b) Compare drum winding with friction winding 04
(c) List of safety devices on winders. 07
OR
Q.3 (a) Explain: Multirope system of winding 03
(b) Write down he disadvantages of koepe winding. 04
(c) Explain with neat sketch: Mechanical breaks on winders. 07
Q.4 (a) Write an applicability of coal cutting machine. 03
(b) Explain in brief list of screening equipment used in mines. 04
(c) Explain and draw pit-top layout with run-round arrangement. 07
OR
Q.4 (a) Explain: Maintenance of face loaders for coal mines. 03
(b) Explain signaling system in mines. 04
(c) Explain and draw pit-top layout/arrangement for a skip. 07
Q.5 (a) Explain: Coal plough 03
(b) Describe the principle and operation of coal cutting machine. 04
(c) Describe in detail any one continuous coal face machine which is used
in longwall mining?
07
OR
Q.5 (a) Explain: Rocker shovel 03
(b) Describe the continuous miner 04
(c) Which are the different mechanical loaders used in underground coal
mines? Describe gathering arm loader with sketch.
07
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This post was last modified on 20 February 2020