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

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

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Manufacturing And Production Technology
The lip angle is the angle

Between the face of the tool and a line tangent to the machined surface at the cutting point
None of the listed here
Made by the face of the tool and the plane parallel to the base of the cutting tool
Between the tool face and the ground end surface of flank

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Manufacturing And Production Technology
Shrinkage allowance on pattern is provided to compensate for shrinkage when

The temperature of liquid metal drops from pouring to freezing temperature
The temperature of solid phase drops from freezing to room temperature
The metal changes from liquid to solid state at freezing temperature
The temperature of metal drops from pouring to room temperature

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