Kerala PSC Previous Years Question Paper & Answer
Page:10
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Senior Inspector (SR from SC/ST), Inspector of Legal Metrology' And exam conducted in the year 2023. And Question paper code was '066/2023'. 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.
066/23
52.
53.
54.
55.
56.
57.
58.
59.
The relation between RMS velocity, average velocity and most probable velocity is
A) most probable velocity > average velocity > RMS velocity
B) average velocity > RMS velocity > most probable velocity
C) RMS velocity = average velocity > most probable velocity
D) RMS velocity > average velocity > most probable velocity
What is the normality of 1M sodium carbonate solution ?
A) 1N B) 0.1N C) 2N D) 0.2N
What is the unit of interplanar distance (d) in Bragg’s equation ?
A) pm B) nm Cc) mm D) um
Identify one of the system which shows positive deviation from Raoult’s law.
A) Chloroform-Acetone B) Water-HCl
C) Ethanol-2-Propanol D) Ethanol-Benzene
Which one of the following is the cause for increase of molar conductance with dilution
in the case of strong electrolytes ?
A) Wein effect B) Kharasch effect
C) Asymmetric effect D) Peroxide effect
What is the relation between edge length and atomic radius for a unit cell in simple
cubic system ?
A) r=al4 B) r=a/2
C) r=al6 0) r=a/8
Which one of the following liquid has the highest molar heat of vaporization ?
A) Ethanol B) Ether
C) Water D) Hydrogen fluoride
10- ® M NaOH solution is diluted to 100 times. The pH of the diluted base is
A) Between 6 and 7 B) Between 3 and 4
C) Between 10 and 11 D) Between 7 and 8
-10-