Crater wear leads to
Increase in cutting temperature
Weakening of tool
Friction and cutting forces
All of these
- The chuck used for setting up of heavy and irregular shaped work should be
- In an interchangeable assembly, shafts of size 25.000 -0.010⁺⁰⁰⁴⁰…
- Discontinuous chips are formed during machining of
- Which one among the following welding processes uses nonconsumable electrode?
- The maximum possible draft in cold rolling of sheet increases with the
- In centreless grinders, the regulating wheel is inclined at
- Fixtures are used
- Which of the following operations can be performed with milling cutters?
- For machining a cast iron workpiece by a high speed steel tool, the average cutting speed is
- For turning internal tapers, the suitable method is
- The ductile materials, during machining, produce
- Glazing in grinding wheels can be decreased by
- The obtuse angle, included between the chisel edge and the lip as viewed from the end of a drill, is…
- The tool life is said to be over if
- A grinding wheel is said to be of _________ if it holds the abrasive grains more securely.
- Which of the following statement is correct for orthogonal cutting system?
- In centre less grinders, the maximum angular adjustment of the regulating wheel is
- In order to grind soft material
- The cutting speed for counter-boring should be _________ that of drilling operation.
- Larger than 15° side cutting edge angle
- When the cutting edge of the tool is dull, then during machining
- The lathe centres are provided with standard taper known as
- The lip clearance angle is the angle formed by the
- Crater wear leads to
- When 3-2-1 principle is used to support and locate a three dimensional work-piece during machining,…
- Gear burnishing is a process for
- The relation between the tool life (T) in minutes and cutting speed (V) in m/min is (where n = An exponent,…
- The cutting force in up milling __________ per tooth movement of the cutter.
- It is desired to perform the operations like drilling, reaming, counter-boring etc. on a work piece.…
- The lathe spindles are usually made hollow and provided with