Kerala PSC Previous Years Question Paper & Answer
Page:5
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.
Question21:-This type of drill machine is used for drilling holes ranging from 60 mm
to 150 mm diameter at a shallow depth
A:-Down the hold drills
B:-Wagon drill
C:-Jackhammer drill
D:-Churn drill
Correct Answer:- Option-B
Question22:-The following is not classified under types of surface mining
A:-Highwall mining
B:-Open-cast mining
C:-Adit mining
D:-Quarrying
Correct Answer:- Option-C
Question23:-Which of the following statement is correct about advantage of surface
mining method over underground mining method?
A:-Higher flexibility of operation
B:-Problems of ground vibration
C:-Handling of less quantity of unproductive material
D:-Less reclamation cost
Correct Answer:- Option-A
Question24:-Which of the following is independent variable affecting rock
penetration during drilling process?
A:-Drill hole
B:-Drill rod
C:-Rock
D:-Circulation fluid
Correct Answer:- Option-C
Question25:-Match the following
1. Mechanical attack உ Freezing
ii. Thermal Q. Cavitation
iii. Fluid R. Hammer
A:-i-P; ii-Q; iii-R
B:-i-R; ii-P; iii-Q
C:-i-Q; ii-R; iii-P
D:-i-P; ii-R; iii-Q
Correct Answer:- Option-B
Question26:-The following is not the main functional components of a drilling
system