Q. In a milling operation, two side milling cutters are mounted with a desired distance between them so that both sides of a workpiece can be milled simultaneously. This set up is called

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Q. The time (in minutes) for a drilling a hole is given by where h is the

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Q. Crack in grinding wheel is developed due to

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Q. The average cutting speed for turning mild steel with a high speed steel tool is

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Q. For machining a cast iron workpiece by a high speed steel tool, the average cutting speed is

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Q. The vector sum of cutting velocity and chip velocity is __________ shear velocity.

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Q. For harder alloy steel, the point angle of the drill is kept

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Q. An open structure of a grinding wheel is denoted by the number 1 to 8.

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Q. In an orthogonal cutting, the depth of cut is halved and the feed rate is double. If the chip thickness ratio is unaffected with the changed cutting conditions, the actual chip thickness will be

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Q. In a shaper, the metal is removed during

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Q. The aluminium oxide abrasive is chiefly used for grinding

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Q. In __________ operation, the chip thickness is minimum at the beginning of the cut and it reaches to the maximum when the cut terminates.

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Q. In __________ operation, the cutting force is maximum when the tooth begins its cut and reduces it to minimum when the tooth leaves the work.

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Q. The taper on the lathe spindle is

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Q. In machining cast iron, no cutting fluid is required.

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Q. In machining metals, surface roughness is due to

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Q. A diamond locating pin is used in jigs and fixtures because

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Q. In metal machining, the zone where the heat is generated due to friction between the moving chip and the tool face, is called

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Q. The drill spindles are provided with standard taper known as

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Q. The dressing and truing of grinding wheel are done with the same tools but not for the same purpose.

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