Jerno taper
burn & shape taper
pitch taper
morse taper
to reduce the speed of machining
to improve the surface finish
to drill holes on a pitch circle diameter
none of the above
Height of gear tooth above pitch circle
Total gear tooth height
Clearance of gear tooth
Height of gear tooth below pitch circle.
Increases
remains the same
decrease
55 degree
57.5 degree
60 degree
45 degree