Crater wear is predominant in
Carbon tool steels
Tungsten carbide tools
High speed steel tools
Ceramic tools
- Discontinuous chips are formed during machining of
- Dielectric is used in
- Flank wear occurs mainly on the
- Which of the following statement is correct regarding grinding of high carbon steel?
- A single point thread cutting tool should ideally hav
- The thrust force will increase with the increase in
- A __________ grinding wheel is used to grind soft materials.
- The tool material, for faster machining, should have
- High speed steel drills can be operated at about _________ the speed of high carbon steel drills.
- In abrasive jet machining, as the distance between the nozzle tip and the work surface increases, the…
- The abrasive recommended for grinding materials of low tensile strength is
- What is the type of welding defect caused due to poor manipulation of weld rod or a dirty joint called?
- Friction at the tool-chip interface can be reduced by
- Trepanning is an operation of
- Lathe bed is made of
- The size of a shaper is given by
- If the tearing efficiency of a riveted joint is 50%, then ratio of rivet hole diameter to the pitch…
- The angle on which the strength of the tool depends is
- A lead-screw with half nuts in a lathe, free to rotate in both directions has
- Down milling is also called
- In up-cut milling the work piece is fed
- The width of cutting edge of a parting off tool varies from
- Gear lapping is an operation
- In machining metals, chips break due to __________ of work material.
- In metal cutting operations, the shear angle is the angle made by the shear plane with the
- Ultrasonic machining is best suited for
- The average cutting speed for turning brass with a high speed steel tool is
- The work or surface speed for cylindrical grinding varies from
- Gear burnishing is a process for
- The ratio between two consecutive spindle speeds for a six-speed drilling machine using drills of diameter…