869. Grinding operation is used for
A.Removing material
B.Finishing
C.Dressing
D.Forming
870. Grinding Wheells balanced
A.At the time of manufacture
B.Before grinding
C.After grinding operation
D.Frequently
871. Which of the following processes would remove least material
A.Grinding
B.Lapping
C.Honing
D.Super-finishing
872. Which of the following operations would be , performed at maximum peripheral speed
A.Surface grinding
B.Internal grinding
C.Cylindrical grinding
D.Grinding with rubber, shellac and resinoid bonded wheel
873. The process of precision grinding of part with loose dust type abrasives is known as
A.Honing
B.Buffing
C.Super-finishing
D.Lapping
874. Majority of the grinding wheels use the following type of bond
A.Resinoid
B.Silicate
C.Shellac
D.Vitrified
875. Workpiece is supported as follows in centreless grinding
A.On magnetic chuck
B.In collet chuck
C.In universal chuck
D.None of the above
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