Manufacturing And Production Technology
Crack in grinding wheel is developed due to

Low speed of wheel
High temperature developed at the contact of the wheel face and work
Grinding hard work
High speed of wheel

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

Holds and locates a workpiece during an inspection or for a manufacturing operation
All of these
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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Manufacturing And Production Technology
The lip clearance angle is the angle formed by the

Flank and a plane at right angles to the drill axis
None of the listed here
Leading edge of the land with a plane having the axis of the drill
Chisel edge and the lip as viewed from the end of a drill

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