Q. The silicon carbide abrasive is chiefly used for grinding

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Q. Drilling is an example of

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Q. A round nose tool may be fed eitner from left to right end or from right to left end of the lathe bed.

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Q. When the cutting edge of the tool is dull, then during machining

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Q. A drill considered as a cutting tool having zero rake, is known as a

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Q. Which of the following statement is wrong about ultra-sonic machining?

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Q. In oblique cutting system, the maximum chip thickness occurs at the middle.

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Q. Larger end cutting edge angle __________ tool life.

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Q. The lead screw of a lathe has __________ threads.

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Q. The depth of cut in drilling is __________ the drill diameter.

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Q. The type of tool used on lathe, shaper and planer is

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Q. A __________ grinding wheel is used to grind soft materials.

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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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