Kerala PSC Previous Years Question Paper & Answer

Title : Assistant Tester cum Guager - Malabar Cements Ltd
Question Code : A


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Assistant Tester cum Guager - Malabar Cements Ltd' And exam conducted in the year 2024. And Question paper code was '010/2024/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.

page: 4 out of 19
Excerpt of Question Code: 010/2024/OL

Correct Answer:- Option-C
Question15:-Packing efficiency of ccp structure is





Correct Answer:- Option-D

Question16:-Solid 'P' is insulator in solid state but conductor in molten state and in
aqueous solutions. What type of solid is it?





Correct Answer:- Option-C

Question17:-Cobalt crystallises in hexagonal close packed structure. Its atomic
radius is 200 pm. The length of side (a) of unit cell is (Given 132-1414)

A:-566 pm
B:-438 pm
C:-687 pm
D:-369 pm
Correct Answer:- Option-A

Question18:-A compound forms cubic close packed structure. What is the total
number of voids in 1 mole of it?

^: -6.022 24102

مركا 9.033-:8

C:-18.066 x02

D:-12.044 x 10%

Correct Answer:- Option-C

Question19:-Copper crystallises such that the lattice get ABC ABC arrangement of
layers. This type of three dimensional packing is called

A:-Cubic close packing
B:-Body centred cubic packing
C:-Hexagonal close packing
D:-Primitive cubic packing
Correct Answer:- Option-A

Question20:-Which of the following statements are incorrect about crystalline solid?
(i) Melt at a sharp and characteristic temperature
(11) Definite and characteristic heat of fusion

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