Kerala PSC Previous Years Question Paper & Answer
Page:6
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'HSA Physical Science (Malayalam Medium) NCA' And exam conducted in the year 2019. And Question paper code was '055/2019/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.
13:-മാര്ച്ച് 13
ജുലൈ 6
12:-ഒക്ടോബര് 30
Correct Answer:- Option-A
Question16:-The work done in an isochoric process is
A:-W=RT In V2
Vi
B:-W=Zero
C:-W=R(T1-T2)
D:-W=RT In P2
Pi
Correct Answer:- Option-B
Question17:-The rotational spectrum of molecules arises because of
A:-Change in dipole moment
B:-Change is intensity of incident light
C:-Change in the mass of atoms
D:-None of these
Correct Answer:- Option-A
Question18:-Thin layer chromatography is a technique used to separate
A:-mixtures of coloured chemicals
B:-nonvolatile mixtures
C:-ionizable molecules on basis of charge