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 'Operator - Kerala Water Authority' And exam conducted in the year 22. And Question paper code was '008/22'. 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.
51. What is the purpose of soldering on sheet metal joint ?
(^) To avoid bend (B) To avoid crack
(C) To avoid leak (D) To make strengthless
52. Which part in the internal gear pump act as seal ?
(^) Gears (B) Gasket
(C) Sealing ring (D) Cresent shaped spacer
53. Which rivet used in heavy structural work ?
(^) Pan head rivet (B) Snap head rivet
(C) Counter sunk rivet (D) Conical head rivet
54. Which washers are commonly used for structural fabrication work ?
(^) Flat washers (B) Punched washers
(C) Tab washer (0) 000764 lock washer
55. Which metal is very soft and heavy in sheet metal work ?
(^) Lead (B) Black iron (C) Aluminium (D) Copper sheet
56. Which hammer is suitable for riveting ?
(^) Plastic hammer (B) Ball pein hammer
(C) Cross pein hammer (D) Straight pein hammer
57. Which key is used for easy fixing and removing ?
(A) Feather key (B) Gib-head key
(C) Hollow saddle key (D) Circular taper key
58. Which type of nut required aligning the axle shaft hole and slot of the nut for locking ?
(^) Castle nut (B) Chuck nut
(C) Thumb nut (D) Self lock nut
59. Which energy is converted in hydraulic pump ?
(A) Thermal energy to hydraulic energy
(B) Electrical energy to hydraulic energy
(C) Pneumatic energy to hydraulic energy
(D) Mechanical energy to hydraulic energy
008/2022 8 A