Kerala PSC Previous Years Question Paper & Answer
Page:18
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.
D:-greater strength/reuse and recovery/incombustible
Correct Answer:- Option-D
Question92:-Erecting of supports as per a pattern laid down by the directorate
general of mines safety is
A:-systematic timbering
B:-organized timbering
C:-optimized timbering
D:-systematic timbering/organized timbering/optimized timbering
Correct Answer:- Option-A
Question93:-For a brick wall used as a support in a coal mine the foundation
concrete should have a height of
A:-50 mm
B:-100 mm
C:-150 mm
D:-200 mm
Correct Answer:- Option-C
Question94:-A toxic non explosive gas in an underground mine is
A:-methane
B:-ethylene
C:-hydrogen
D:-carbon dioxide
Correct Answer:- Option-D
Question95:-As per coal mine regulations 1957, underground mine air should
contain at least
A:-19.5% of 0,
B:-19% of ०५
C:-19.25% of 02
D:-20% of o,
Correct Answer:- Option-B
Question96:-The M.S.A. Methanometer is designed on the principle of
A:-Ohm's law
B:-Kirchoff's law
C:-Wheatstone bridge
D:-Coulomb's principle
Correct Answer:- Option-C
Question97:-Pressure loss in a mine roadway is proportional to
A:-Quantity