Q. Which of the following statement is correct in regard to centreless grinding?

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Q. The specific cutting energy used for establishing the machinability of the metal depends upon its

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Q. The form grinding is used to grind gear teeth, threads, splined shafts and holes.

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Q. Which of the following parameters govern the value of shear angle in continuous chip formation?

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Q. The relief or clearance at the cutting edge of a flat drill varies from

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Q. Internal or external threads of different pitches can be produced by

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Q. In a shaper

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Q. Which of the following statement is correct about EDM machining?

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Q. Spot facing is an operation of smoothing and squaring the surface around a hole.

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Q. A better machinable metal is one which gives

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Q. For turning small taper on long workpiece, the suitable method is

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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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