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 'Field Officer (Main Examination)' And exam conducted in the year 2023. And Question paper code was '161/2023'. 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.
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Our former Prime Minister, P.V. Narasimha Rao, was a person who could speak many
languages. (give one-word substitute for the underlined words) :
(ಹ) lexicographer (B) polyglot
(C) linguist (D) glutton
By adding soap in water, its surface tension :
(^) Increases (B) Decreases
(C) Remains the same (D) Becomes infinite
The excess pressure inside a soap bubble of radius ‘r’ having surface tension ‘S’ is :
ಉ ॐ 0) ~
r r
© & م 35
r r
The principle based on which Venturimeter works is :
(^) Bernoulli’s principle (B) Pascal’s principle
(C) Newton’s principle (D)_ Stoke’s principle
The ratio of radii of two wires of same material is 3 : 1. If these wires are stretched by equal
force, then, what is the ratio of stresses produced in them?
(A) 9:1 (B) 4:1
(0 1:9 (D) 1:4
The thermodynamic process in which no heat enters or leaves the thermodynamic system is
named as —————— process.
(A) 1890070110 (B) Isothermal
(0 18008110 (D) Adiabatic
The efficiency (in percentage) of a Carnot’s heat engine working between sink at 300 K and
source at 400 K is:
(A) 25 (B) 75
(C) 50 (D) 80
161/2023-M 6 A