In electro-discharge machining, dielectric is used to
Help in the movement of the sparks
Control the spark discharges
Act as coolant
All of these
- For machining a mild steel workpiece by a high speed steel tool, the average cutting speed is
- Segmental chips are formed during machining
- Broaching is applied for machining
- In centreless grinding, work place centre will be
- The maximum possible draft in cold rolling of sheet increases with the
- In up milling, the thickness of chip is
- In reaming process
- The hardness of a grinding wheel is specified by
- In a particular type of welding, flux is prepared in the form of a coarse powder and granulated flux…
- In machining metals, chips break due to __________ of work material.
- In an interchangeable assembly, shafts of size 25.000 -0.010⁺⁰⁰⁴⁰…
- Which of the following parameters influence the axial feed rate in centerless grinding?
- A bottoming tap has
- What type of fusion welding process is used for welding sheet metals of all engineering metals (except…
- The maximum production of small and slender parts is done by
- The obtuse angle, included between the chisel edge and the lip as viewed from the end of a drill, is…
- What is the type of welding defect caused due to shrinkage during solidification and by weld stresses…
- The average cutting speed for turning brass with a high speed steel tool is
- The angle between the lathe centres is
- The grinding wheel speed (surface speed in m/min) usually varies from
- Misrun is a casting defect which occurs due to
- Which of the following operation is first performed?
- The surface finish is improved by the increase in
- In centreless grinders, the regulating wheel is inclined at
- Glazing in grinding wheels __________ cutting capacity.
- The in-feed grinding is used to
- Tool signature consists of __________ elements.
- The saw milling is an operation of
- For machining a mild steel workpiece using carbide tool, the maximum material will be removed at a temperature…
- Gear lapping is an operation