Kerala PSC Previous Years Question Paper & Answer
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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'MACHINE OPERATOR GR.II(Kerala State Co-Operative Coir Marketing Federation LTD)' And exam conducted in the year 2023. And Question paper code was '146/2023'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'A'. 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.
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Name the process of enlarging a hole to a given depth to accommodate heads of socket screw:
(A) Boring (B) Counter-boring
) 0 (D) Counter-sinking
Which type of Maintenance is having the advantage of reduced Equipment failure?
(A) Breakdown maintenance ൯) Predictive maintenance
(C) Preventive maintenance (D) Corrective maintenance
What is the expansion of “rpm” used in Drilling?
(A) Revolution per meter (B) Revolution per minute
(C) Revolution per microns ൯) Revolution per mile
What is the property of Lubricant to withstand Pressure and remain on bearing surface?
(A) Viscosity (B) Flash point
(0) Fire point (2) 0111688
Which one is an Example for Semi-liquid Lubricant?
(A) Synthetic Oil (B) Mineral Oil
(C) Graphite (D) Grease
Which is the common Cutting fluid used to reduce the heat produced by Tool and work?
(A) Water (B) Soluble Oil
(C) Animal Oil ൯൩) Mineral Oil
In which portion of Drill the Flutes are cut?
(^) Body (B) Tang
(C) Point (D) Shank
Why the Tap drill size to be calculated before Drilling?
(ھ) To avoid drill breaking
(B) To avoid material wastage
(C) To maintain sufficient material for the tap
(D) To calculate sufficient cutting speed
146/2023 8 A