Question

Centerless Grinding:

1. Select all answer choices that are true for centerless grinding:

a. Plain flat surfaces can be ground

b. Setup of workpieces is simple and can be easily automated

c.Long workpieces can be distorted

d.It is used mostly for straight plain cylindrical parts (one diameter, no keyseats and other features)

e.The workpiece is not held in the spindle or between centers

f.The axial feed rate is controlled by the regulating wheel

Answer 1

a. True

Reason : Centreless grinding has the most common operation is to perform a surface finish.

b. True

Reason : Centreless grinding is a modern machine and it allows automation and improves precision.

c. True

Reason : Long workpiece can be distorted in short period of time .

d .true

Reason : Through centreless grinding mostly used for straight plain cylindrical parts

e False

Reason : Workpiece will be place in between the centre of grinding wheel .

f .True

Reason : In end feed, centreless grinding feed is given axially.