## Kerala PSC Previous Years Question Paper & Answer

Title : Assistant Manager (Chemical) - Kerala Ceramics Limited
Question Code : A

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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Assistant Manager (Chemical) - Kerala Ceramics Limited ' And exam conducted in the year 2022. And Question paper code was '1/2022/OL'. 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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Excerpt of Question Code: 1/2022/OL

Question Paper 0०९; 1/2022/0L
Category Code: 382/2020

Exam: Assistant Manager (Chemical)
Date of Test 2-0೩-2022

Department Kerala Ceramics Limited
Alphacode A

Question1:-Calculate the density and specific weight of Nitrogen at an absolute pressure of 1 MPa and a temperature 40
8-15.75 kg/m’ and 154.5 Nim?
B:-8.75 kg/m? and 85.83 ‏لوزلا‎
‎C-11.75 kg/m’ and 115.2 Nim?
D:-10.75 kg/m’ and 105.4 Nim?
‎Question2::Which of the following factors does not contribute to the pressure drop in a pipeline ?
AcNelocity of fluid
B:-Size of pipe
CsLength of pipe and number of bends
D:-None of these
‎Question3:-The no-slip condition of fluid in direct contact with a solid surface, stick to the surface is due to
Bs Pressure
CViscosity
D:-Molecular weight
Question4:-Hydraulic radius of 2 pipe is the ratio of
‘AcWetted perimeter to flow area
B:-Flow area to wetted perimeter
பரி area to square of wetted perimeter
D:-Square root of flow area to wetted perimeter
೦050075: 70 handle smaller quantity of fluid at higher discharge pressure, use ‏ھ‎ ____ pump.
‘Ac-Reciprocating
B:-Centrifugal
ശിം
D:-Rotary vacuum

Question6:-A U-tube manometer contains Kerosene, Mercury and Water, each at 21.2°C. The manometer is connected between two pipes (A and B) measured the pressure difference
between the pipe centerlines, is Py - 2, = 31.02 kPa, The mercury elevation difference z in manometer is (Density of Kerosene = 809 kg/m’, Mercury = 13550 kg/m’ , Water = 1000

11)

नणय m
8:0255 ೧
‏می‎ 302.6
D:0.325 m
‘Question7:-Equation for pressure drop in a packed bed for laminar flow is given by the
‘A Kozzeny-Karman
B:-Blake-Plummer
വട

D:-Fanning friction factor

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