A right hand tool on a lathe cuts most efficiently when it travels
A fine grained grinding wheel is used to grind hard materials.
A left hand tool on a lathe cuts most efficiently when it travels
The tool made of cemented carbide wear out faster at
The machining of titanium is difficult due to
Cast iron during machining produces
The correct sequence of tool materials in increasing order of their ability to retain their hot hardness is
A push broach as compared to pull broach
The lip angle of a single point tool is usually
The angle included between the two lips projected upon a plane parallel to the drill axis and paralled to the two cutting lips, is called helix angle.
In orthogonal cutting system, the maximum chip thickness occurs at the middle.
A fixture does not guide the tool.
In order to prevent tool from rubbing the work __________ on tools are provided.
A drill considered as a cutting tool having zero rake, is known as a
A single point thread cutting tool should ideally have
While cutting helical gears on a non-differential gear hobber, the feed change gear ratio is
In continuous chip cutting, the maximum heat is taken by the cutting tool.
The abrasive recommended for grinding materials of high tensile strength is
Which of the following statement is incorrect with reference of lathe cutting tools?
The average cutting speed for turning brass with a high speed steel tool is
In hot machining, tool is made of
Lapping is an operation of
Crater wear occurs mainly on the
Back rake angle of a single point tool is the angle by which the face of the tool is inclined towards back.
Glazing in grinding wheels can be decreased by
The silicon carbide abrasive is chiefly used for grinding
Which of the following statement is wrong about ultra-sonic machining?
The work or surface speed for cylindrical grinding varies from
The swing diameter over the bed is __________ the height of the centre measured from the bed of the lathe.
Which of the following statement is correct regarding grinding of high carbon steel?
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