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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Q. The point angle of a drill, for drilling stainless steel, is

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Q. A numerical method of identification of tool is known as tool signature.

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Q. Tumbler gears in lathe are used to

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Q. The operation performed on a shaper is

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Q. Chemical milling operation is performed

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Q. The thrust force will increase with the increase in

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Q. The broaching operation in which the work moves past the stationary tool is called

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Q. In transverse grinding

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Q. Jigs are heavier than fixtures in construction.

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Q. In electro-chemical machining, the gap between the tool and work is kept as

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Q. The process of improving the cutting action of the grinding wheel is called

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Q. The cutting speed for drilling aluminium, brass and bronze with carbon steel drills is __________ cutting speed for drilling mild steel with high speed steel drills.

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Q. In electro-discharge machining, the tool is connected to cathode.

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Q. The effect of setting a boring tool above centre height leads to

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