14) A block level can be used for

Checking vertical alignment only

Checking horizontal alignment only

Checking angular alignment only

Checking vertical and horizontal alignment

Answer is:

Checking vertical and horizontal alignment

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

For more MCQ's Click Here

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

15) Which one of the following processes is used for removing scratches from the previous operation

Enamelling

Painting

Oxidation

Polishing

Answer is:

Polishing

Explanation:

Polishing and buffing are finishing processes for smoothing a work piece's surface using an abrasive and a work wheel or a leather strop. Technically polishing refers to processes that use an abrasive that is glued to the work wheel, while buffing uses a loose abrasive applied to the work wheel.