Kerala PSC Previous Years Question Paper & Answer

Title : Dental Equipment Maintenance Technician
Question Code : A


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Dental Equipment Maintenance Technician' And exam conducted in the year 2023. And Question paper code was '220/2023'. 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.

page: 8 out of 16
Excerpt of Question Code: 220/2023









What is the function of lead as an alloying element ?
A) To improve strength and toughness

B) To increase the elastic limit of steel
C) To improve machinability
D) To improve hardness

Which of the following is a part of Taly-surf ?
A) Stylus B) Motor race
C) Analyser D) All of the above

Roughness value 0.2 to 0.8 microns is indicated by which symbol ?
A) One inverted triangle B) Two inverted triangles
C) Three inverted triangles D) Four inverted triangles

When a circle is added to the basic symbol of two legs of unequal length inclined at
approximately 60°, what is meant by the surface symbol indication ?

A) Material removal by machining is required
C) Material addition is required

The material removal is not permitted

Any machining method can be used

Which of the following process give maximum surface finish ?
A) Honing B) Sand casting
C) Burnishing D) Lapping

The lines or patterns on the work surface caused by the movement of the cutting
tool is called

A) Roughness B) Waviness
C) Surface texture D) Lay

The quantity of heat required to change unit mass of substance completely from one
state in to another at constant temperature is

A) Specific heat B) Heat capacity
C) Latent heat D) Molar specific heat

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