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 'Mechanic Grade-II -State Farming Corporation of Kerala Ltd' And exam conducted in the year 2023. And Question paper code was '227/2023'. 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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What is the distance between two adjacent teeth in a 25 TPI hack saw blade?
(^) 0.25mm (3) 1/25mm
(C) 1mm (D) 25mm
The ratio of the eccentricity of a hyperbola to that of an ellipse is :
(ಸ) Less than one (B) Greater than one
(C) Hither (A) or (B) (D) Equal to one
In the first angle of projection, the top view (TV) and the front view (FV) of the object lie :
(A) TV and FV above xy-line
(B) TV above xy-line and FV below xy-line
(C) TV below xy-line and FV above xy-line
(D) TV and FV below xy-line
In isometric projections all the edges parallel to isometric axes are foreshortened such that
the ratio of isometric length to true length is equal to :
(A) 0.816 (B) 0.707
(C) 0.577 (D) 0.617
The method used for the development of spheres and paraboloids is :
(^) Parallel line method (3) Radial line method
(C) Approximate method (D) Triangulation method
A single riveted lap joint is made in plates of thickness 8 mm with 20 mm diameter rivets. If
the permissible shear stress in rivets is 70 N/mm, find the shearing resistance of a single
rivet :
(A) 21600 N (B) 22000N
(©) 26278 ए (D) 32000 ए
If t = throat thickness, h = weld leg, 1 = length of weld and o; = allowable tensile strength of
weld metal, then the tensile strength of for a single transverse fillet welded joint is :
(0) 0.717hx1x o (8) 1.414hx1x o
ب 1غ 1.414 )0( !© O.717tx1lx )0(
227/2028 14 A