MINING MACHINERY QUIZ (7) (67- 80) 14 Questions....! | .
MINING ENGINEERING
MINE HAULAGE...........?...................?....!
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67)
Where continuous movement of loaded and empty tubs are necessary the rope
haulage suitable is?
1) Direct rope haulage
2) Endless rope haulage
3) Main tail rope haulage
4) Gravity
68)
The surface of the drive pulley in endless haulage is?
1) Flat
2) Curved
3) Tapered
4) Grooved
69)
In endless rope haulage the C.I sheets having the tapering of?
1) 1 in 6
2) 1 in 4
3) 1 in 10
4) 1 in 8
70)
The correct place for tension bogey is?
1) Near the haulage engine
2) Any point on the level roadway
3) At the point where slack rope is most likely to occur
4) None
71)
Smalman clip is the device used to attach?
1) Direct rope haulage
2) Endless rope haulage
3) Main tail rope haulage
4) Gravity
72)
In over rope endless haulage system ...... is used for attaching the tubs?
1)Screw clip
2) Smallman clip
3) Cam clip
4) Lashing chain
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73)
The system of rope haulage most suitable for undulating roadways and where it is not possible or desirable to maintain two tracks is?
1) Main and tail
2) Direct rope
3) Endless rope
4) Gravity
74)
In main and tail rope haulage the length of the tail rope is.....of the haulage plane?
1) Equal
2) 1/2 times
3) 2 times
4) 4 times
75)
The system of rope haulage suitable with least cost to lower the loads to feed to the haulage at lowest level is?
1) Direct rope haulage
2) Endless rope haulage
3) Main tail rope haulage
4) Gravity
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76)
The factor of safety for the rope haulage is?
1) 10
2) 9
3) 6 to 7
4) 5 to 6
77)
The weight of the tracks for locomotives of more than 10 te capacity?
1) 28 kgf/m
2) 18 kgf/m
3) 16 kgf/m
4) 10 kgf/m
78)
The distance between two adjacent sleepers should not exceed?
1) 1 m
2) 0.85 m
3) 0.6 m
4) 0.5 m
79)
For tubs of 1.1 cu.m capacity the rail section should be of minimum weight
of?
1) 28 kgf/m
2) 18 kgf/m
3) 16 kgf/m
4) 10 kgf/m
80)
The general track gauge for 1.1 cu.m tub?
1) 0.3 m
2) 0.6 m
3) 0.9 m
4) 1 m
ANSWERS FOR ABOVE QUESTIONS
67) 2
68) 3
69) 4
70) 3
71) 2
72) 4
73) 1
74) 3
75) 4
76) 3
77) 1
78) 2
79) 3
80) 2
Mining is like a search-and-destroy mission.
THANKING YOU MINING ENGINEERING
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