RVUNL ME || Manufacturing || Quiz 4

As per Indian Standards, the grain size 46 comes for grinding wheel, comes under the group

Offset of tailstock is done for_____

Which of the following is not the part of a shaper?

In shaping operation the average cutting speed (Stroke length L, number of stroke per minute N, Quick return ratio M)

The headstock of a lathe has 9 speeds with minimum speed of 100 r.p.m and maximum speed of 1600 r.p.m. If the speeds are in geometric progression, then the ratio is