Negative rakes are used for
Carbide tools
Heavy loads
Harder materials
All of these
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- When the tool moves parallel to the lathe axis, the movement is termed as
- The operation of making a cone-shaped enlargement of the end of a hole is known as
- An open structure of a grinding wheel is used for
- What is the welding defect caused due to improper control and poor removal of slog between passes called?
- In machining metal, cutting force at the cutting edge is measured by a
- In an interchangeable assembly, shafts of size 25.000 -0.010⁺⁰⁰⁴⁰…
- The correct sequence of the following parameters in order of their maximum to minimum influence on tool…
- Chip breakers are used to
- In drilling aluminium, a drill with
- Which of the following statement is wrong about ultrasonic machining?
- In drilling brass, a drill with
- The relation between tool life (T) and cutting speed (V) is VTn = Constant. In this relation, the value…
- When the shear angle is large
- Carbide tipped tools usually have
- Trepanning is performed for
- In drilling softer materials, the cutting speed is _________ as compared to harder materials.
- In the relation VTn = C, the value of n for carbide tools is
- In a centre lathe, the cutting tool is fed in _________ with reference to the lathe axis.
- The swing diameter over the bed is ________ the height of the centre measured from the bed of the lathe.
- In ultrasonic machining, tool is made of
- What is the type of joining process called, where the parts to be welded are kept in contact and rotated…
- The effective number of lattice points in the unit cell of simple cubic, body centred cubic, and face…
- The different spindle speeds on a lathe form
- The addition of lead, sulphur and phosphorus to low carbon steels, help to
- Drilling is an example of
- In a single point tool, the angle between the surface of the flank immediately below the point and a…
- The hole to be drilled for tapping is _________ the outside diameter of the thread on the tap.
- The grinding operation is a
- In an interchangeable assembly, shafts of size 25.000 -0.0100⁺⁰⁰⁴⁰…
- A set of eight form relieved milling cutters for each module is provided to enable cutting of gears…