Kerala PSC Previous Years Question Paper & Answer
Page:3
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Overseer/ Draftsman (Mechanical) Gr I, Draftsman Gr II (Mechanical Engineering), Plant Engineer (Mechanical), Senior Driller, Purchase Assistant etc ' And exam conducted in the year 2023. And Question paper code was '065/2023'. 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.
065/23
. Acube of 1 mside has weight 11000 N in air. What will be its weight in water
(g = 10 m/s?) ?
A) 900 N B) 100N
C) 1100N D) 1000 N
. If one litre of a fluid has a mass of 6.5 kg then its specific gravity is
A) 0.65 B) 6.5
C) 65 D) 650
. In an inclined plane submerged in water, the centre of pressure is located
A) above the centroid B) anywhere in the plane
C) below the centroid D) at the centroid
. The ratio of gauge pressures between two points located respectively at depths of
0.4 m and 8 m below water level in a tank is
A) 1:20 8) 1: ४2
0) 1:8 D) 1:16
. The type of flow in which the velocity at any given time does not change with
respect to space is called
A) Uniform flow B) Compressible flow
C) Steady flow D) Rotational flow
. A venturimeter is preferred to an orifice plate because
A) It is cheaper B) It is easy to install
C) Energy loss is less D) It has very high life
. Hydraulic radius of a Notch is equal to
A) Area divided by the square of wetted perimeter
B) Area divided by the wetted perimeter
C) Wetted perimeter divided by area
)
D) Square root of area
. The unit of Chezy’s constant ‘C’ in the Chezy’s formula is
A) m/s B) m/s?
C) m/s D) m/s