Q. The relation between tool life (T) and cutting speed (V) is VTn = Constant. In this relation, the value of n depends upon

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Q. In order to grind soft material

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Q. Back rake angle of a single point tool is the angle by which the face of the tool is inclined towards back.

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Q. As the cutting speed increases, tool life decreases.

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Q. In metal machining, the work-tool contact zone is a zone where heat is generated due to

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Q. Thread grinding requires work speed from

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Q. Threading is an operation of

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Q. The abrasive recommended for grinding materials of high tensile strength is

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Q. The factor responsible for the formation of continuous chips with built up edge is

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Q. An important geometrical quantity in the cutting of metals which can be used as a criterion for machinability of metals is

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Q. In centreless grinding, the surface speed of regulating wheel is

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Q. In metal cutting, use of low feeds and high cutting speeds is desired when the objective is

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Q. The angle on which the strength of the tool depends is

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Q. Larger than 15° side cutting edge angle

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Q. Which of the following statement is correct for orthogonal cutting system?

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Q. The angle made by the face of the tool and the plane parallel to the base of cutting tool is called

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Q. In case of turning, as the machining proceeds, the spindle speed must __________ with the decrease in diameter of work.

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Q. The example of snag grinding is

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Q. The angle between the shear plane and __________ is called shear angle.

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Q. In machining soft materials, a tool with negative relief angle is used.

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