Q. The grade of grinding wheel depends upon

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Q. A dynamometer is a device used for the measurement of

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Q. Gears can be best produced on mass production by

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Q. In a plain milling machine, the table can be moved

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Q. In drilling operation, the metal is removed by

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Q. A single point tool has

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Q. In hot machining, the work is heated by

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Q. An open structure of a grinding wheel is used for

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Q. A twist drill is specified by its

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Q. The hole to be drilled for tapping is __________ the outside diameter of the thread on the tap.

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Q. Glazing in grinding wheels takes place when the

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Q. Low helix angle drills are preferred for drilling holes in

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Q. Dielectric is used in

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Q. The type of reamer used for reaming soft aluminium or copper, is

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Q. The tool material, for faster machining, should have

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Q. The helix angle of a drill is more than 30° for drilling aluminium.

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Q. In a single point turning operation with a cemented carbide and steel combination having a Taylor exponent of 0.25, if the cutting speed is halved, then tool life will become

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Q. The tap used to cut threads in a blind hole is

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Q. A jig is defined as a device which

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Q. A mandrel is used to hold

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