Kerala PSC Previous Years Question Paper & Answer
Page:16
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Mate (Mines)' And exam conducted in the year 2024. And Question paper code was '006/2024/OL'. Medium of question paper was in Malayalam or English . Booklet Alphacode was ''. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.
Question80:-The immediate roof of a roadway or working place in a coal seam
consists of
A:-Shale
B:-Sandstone
C:-Coa
D:-Shale/Sandstone/Coal
Correct Answer:- Option-D
Question81:-A reliable roof in coal mining giving warnings before failures can be
A:-Shale
B:-Sandstone
C:-Coa
D:-Fireclay
Correct Answer:- Option-B
Question82:-An unreliable roof that can be treacherous is
A:-Shale
B:-Sandstone
C:-Coa
D:-Fireclay
Correct Answer:- Option-A
Question83:-The approved method of removing a prop is by
A:-hammering
B:-breaking
C:-using a prop withdrawer
D:-pulling
Correct Answer:- Option-C
Question84:-A prop that is said to be under set
A:-when set between the coal seam and its vertical line
B:-when set along the vertical line to the coal seam
C:-when set at 10 degree to the vertical to the coal seam
D:-when set at 20 degree to the vertical to the coal seam
Correct Answer:- Option-A
Question85:-A support which is a crisscross arrangement of wooden sleepers is
called as
A:-Chock
B:-Cog
C:-Chock mate