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.
227/2028
Maximum : 100 marks
Time : 1 hour and 30 minutes
1. For stable equilibrium :
(ಹ) Metacentre is below the centre of gravity
(B) Metacentre is above the centre of gravity
(C) Metacentre is at centre of gravity
(D) Metacentre having no effect on centre of gravity
2. The instantaneous position of all fluid particles which have passed through a given point is
called :
(A) Potential line (B) Path line
(C) Stream line (D) Streak line
8. A fresh water lake has maximum depth of 60 m and mean atmospheric pressure is 91 kPa.
The value of absolute pressure in kPa at maximum depth is —--——— (take g = 10 m/s?).
(A) 600 (B) 509
(C) 691 (D) 680
4. Choose the correct assumptions of Bernoulli’s equation :
0) Steady flow
Gi) Incompressible flow
(ii) Rotational flow
(¢) Only (i) and (iii) (B) Only (i) and (ii)
(C) Only (ii) and (iii) (D) All the above (i), (ii) and (iii)
5. For small orifice the head of the liquid from the centre of the orifice is more than
times the depth of orifice.
(A) two (8) three
(C) four ൬) സം
A 3
[P.T.0.]