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 'JUNIOR INSTRUCTOR (PUMP OPERATOR) INDUSTRIAL TRAINING English ' And exam conducted in the year 2019. And Question paper code was '061/2019'. 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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When a close coiled spring is subjected to axial load, its axial deflection is directly
proportional to
(ಯ) Diameter of the wire
(8) Modulus of rigidity of the spring material
(C) Modulus of elasticity of the spring material
(D) Mean radius of the coil of the spring
The ratio of limiting friction to normal reaction between two bodies
(A) Static friction (8) Dynamic friction
(C) Coefficient of friction (D) Limiting friction
Moment of inertia of an area is always least with respect to
(ಗ) Bottom-most axis (B) Radius of gyration
(C) Central axis (D) Centroidal axis
A cantilever beam of length 'I' carries a point load 'w' at the free end. The shear force
diagram seems to be in the shape as
(A) Atriangle (8) Arectangle
(C) Two equal and opposite triangles (D) Two equal and opposite rectangles
Strength of a beam is directly proportional to its
(ക) Length (B) Moment of inertia
(©) Depth (D) Width
Hoop stress in thin walled cylinder is
(A) Compressive stress (8) Radial stress
(C) Circumferential tensile stress (D) Longitudinal stress
If d = diameter of the rivets and t = thickness of the plates to be riveted, then Unwin's
formula can be expressed as
(ಯ) ०= 4 18 ५ = 6६
(0 ೮5818 (D) 65208
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