Manufacturing And Production Technology
Glazing in grinding wheels takes place when the

Wheel is too hard and wheel revolves at very slow speed
Wheel is too hard or wheel revolves at a very high speed
Wheel is too soft and wheel revolves at a very high speed
Wheel is too soft or wheel revolves at a very slow speed

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Manufacturing And Production Technology
A jig is defined as a device which

All of these
Holds and locates a workpiece during an inspection or for a manufacturing operation
Holds and locates a workpiece and guides and controls one or more cutting tools
Is used to check the accuracy of workpiece

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