Kerala PSC Previous Years Question Paper & Answer

Title : Engineering Assistant Grade I - Kerala State Construction Corporation Ltd
Question Code : A


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Engineering Assistant Grade I - Kerala State Construction Corporation Ltd ' And exam conducted in the year 2022. And Question paper code was '085/2022'. 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.

page: 5 out of 18
Excerpt of Question Code: 085/2022

14. Two pipelines, one carrying oil of relative density 0.9 and other carrying water are connected
to a manometer as shown in Figure. By what amount, the pressure in water pipeline should
be increased so that mercury levels in both the limbs of the manometer become equal?


3 |
(A) 7.41 kPa (B) 14.92 kPa
(0) 12.41 kPa (D) 24.82 kPa

15. The flow of glycerin (kinematic viscosity = 5 x 10-4) in an open channel is to be modeled ina
laboratory flume, using water (kinematic viscosity = 10-6) as flowing fluid. It both gravity and
viscosity are important, what should be the ratio of prototype to model dimension for
maintaining dynamic similarity?

(A) 1 (8) 8
(C) 63 0) 200

16. A water course commands an irrigated area of 1000 ha. The intensity of irrigation of rice is
70%. The transplantation of crop takes 15 days and during transplantation period total depth
of water required by the crop on the field is 500 mm. During the transplantation period, the
useful rain falling on the field is 120 mm. Assuming the loss of water in the watercourse as
20%, the discharge at the head of the water course will be :

(^) 2.05 ‏ثم‎ (B) 2.6 m/s
(C) 5.73 m/s (D) 10.26 8

A 7 085/2022

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