1. H.S.S cemented carbides, ceramics and oxides
2. Ceramics and oxides, cemented carbides, H.S.S
3. H.S.S ceramics and oxides, cemented carbides
4. Cemented carbides, ceramics and oxides, H.S.S
H.S.S cemented carbides, ceramics and oxides
1. More or less remain constant
2. Increase linearly
3. Decrease linearly
4. Unpredictable
Decrease linearly
1. By which the face of the tool is inclined sideways
2. By which the face of the tool is inclined towards back
3. Between the surface of the flank immediately below the point and a line drawn from the point perpendicular to the base
4. Between the surface of the flank immediately below the point of the tool
Between the surface of the flank immediately below the point and a line drawn from the point perpendicular to the base
1. Stress
2. Elasticity
3. Toughness
4. Work hardening of work material
Work hardening of work material
1. High negative rake angle
2. High positive rake angle
3. Low positive rake angle
4. All of these
All of these
1. H.S.S. tools
2. High carbon steel tools
3. Cemented carbide tools
4. None of these
Cemented carbide tools
1. By which the face of the tool is inclined side ways
2. By which the face of the tool is inclined towards back
3. Between the surface of the flank immediately below the point and a line drawn from the point perpendicular to the base
4. Between the surface of the flank immediately below the point and a plane at right angles to the centre line of the point of the tool
Between the surface of the flank immediately below the point and a plane at right angles to the centre line of the point of the tool
1. Ductile metal
2. Brittle material
3. Heat treated material
4. None of these
Brittle material
1. Tends to increase with increase in hardness
2. Tends to decrease with increase in hardness
3. Remains unaffected with hardness
4. Is correct in general, but it can be drastically influenced by strain hardening and microstructure
Is correct in general, but it can be drastically influenced by strain hardening and microstructure
1. Increase in hardness and increase in tensile strength
2. Increase in strain-hardening tendencies
3. Increase in carbon content, hard oxide and carbide
4. Decrease in grain-size
Increase in strain-hardening tendencies