Kerala PSC Previous Years Question Paper & Answer

Title : Tech Officer (Civil) and Assistant Engineer (Civil)
Question Code : A


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name ' Tech Officer (Civil) and Assistant Engineer (Civil)' And exam conducted in the year 2020. And Question paper code was '010/2020'. 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: 3 out of 14
Excerpt of Question Code: 010/2020










The discharge through a triangular notch under a constant head of 0.25 m if the
angle of the notch is 120° and Cd, 0.62 is :

(^) 0.182 ೫8/5 (3) 0.006 ೫೩/8

(0) 0.079 78/5 (D) 0.816 1/8

A reservoir has an area of 8.5 >८ 10472 शात्‌ 18 provided with a weir 4.5 m long. How
long will it take for the level at the sill to fall from 0.6 m to 0.3 m :

ക 6.91 118. (B) 8.112hrs.
(C) 10.37 hrs. (D) 2.305 hrs.
For natural stream channels, the value of Muskingum parameter will generally :
(A) between 0 and 0.3 (B) between 0.3 and 0.6
(C) more than 0.5 (D) more than 1.0

A small lead sphere of specific gravity 11.5 has a terminal fall velocity of 7 mm/Sin a
fluid of specific gravity 1.25 and dynamic viscosity 7.848 poise :

(ಯ 1mm (B) 0.008 mm

)0 1.428 mm (D) 0.0183 mm

The volume of water stored between normal reservoir level and maximum reservoir
level is

(^) surcharge storage (B) live storage

(C) bank storage (D) useful storage

A single acting reciprocating pump has a plunger dia 0.3 m and a stroke length 0.4 m.
If the speed of the pump is 60 rpm and Cd is 0.97, actual discharge of the pump is:

(ಹ) 6.3515 ‏8ل[‎ ൪൫) 27.43Vs
ത 9.148 1/5 D) 30.48 1/5
The rating curve of a stream gauging station gives the variation of discharge :
(ಗ) the area of the flow (B) the stage
(C) the velocity of flow (D) the depth of flow

The length of a line measured by a 80 m chain was found to be 504.4 m. It was
afterwards found that the chain was 0.05 m too long, then the true length of the line

^) 505.04m (B) 505.14m
(C) 505.24m (D) 505.34m
A 50 m tape is held 2.5 m out of line. What is the true length?
(^) 49.74 (3) 49.84
(0 49.94 (D) 50.04
5 010/2020


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Tech Officer (Civil) and Assistant Engineer (Civil) : Video