www.ThinkITI.com

Home
MCQ
Search
Free Apps
Important
Study Groups
Contact Us
Policy

Home
MCQ
Objective Questions
ITI
Machinist
Machinist Set-1
Surface Finish
31

Surface Finish MCQ - Machinist(Set-1) with Answers

31) Which one of the following is the application for 'Alumina' polishing abrasive ?

Bar composition for finishing

Finishing of precious metals

Used in lump form on wheels for grease removal

Hard abrasive for cutting or polishing

Answer is:

Hard abrasive for cutting or polishing

Surface Finish MCQ - Machinist(Set-1) with Answers

For more MCQ's Click Here

Related Surface Finish MCQ - Machinist(Set-1) with Answers

32) Which type of polishing wheel is used for colouring and buffing of steel ?

Bleached filled Calico

Bleached unfilled linen

Swan down (Special cotton)

Felt of various grades

Answer is:

Bleached unfilled linen

33) Which one of the following is the base metal for the process 'hot dip coating' ?

Mainly ferrous

Mainly non-ferrous

Aluminium

Zinc

Answer is:

Mainly ferrous

34) In an aluminium etching treatment, if the solution having 2% nitric acid, 2% sulphuric acid and 0.5% hydrochloric acid, is used at 100 Degree Centigrade for 15 minutes, what type of finish can be obtained ?

Grey finish

Silvery finish

White finish

Purple finish

Answer is:

Silvery finish

35) Silver or copper finishes are generally used on lighting fittings, name plates etc. Which one of the following is the process for this ?

Chemical finishing

Electroplating

'Oxidised' finishing

Phosphate finishing

Answer is:

Chemical finishing

Surface Finish MCQ - Machinist(Set-1) with Answers

For more MCQ's Click Here