The following data is available for machining a component on a turret or center lathe: find out the total number of components to be machined to justify the use of turret lathe

The cutting tool are being tried for an operation. Tailors tool life equation for them are as follows
$$\eqalign{ & HSS\,\,tool\,:\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,V{T^{0.1}} = 200 \cr & Carbide\,\,tool\,:\,\,\,\,\,\,\,V{T^{0.35}} = 500 \cr} $$
Find out the break even speed above which the carbide tool will be economical.

Teeth of internal spur gears can be accurately cut in a

Gear hobbing produces more accurate gears than milling because in hobbing