1. operator
2. Spindle nose
3. Fixture body
4. Setting face
operator
1. Are made by hardened steel
2. Should be as far as possible to produce maximum accuracy
3. Are located on the underside of the fixture base
4. All of these
All of these
1. Gang milling
2. Straddle milling
3. Pendulum milling
4. Profile milling
Straddle milling
1. Jaw chucks
2. String collets
3. Expanding posts
4. None of these
String collets
1. High speed steel
2. Brass
3. Tungsten carbide
4. Diamond
Brass
1. Conducting material
2. Non-conducting material
3. Semi-conducted only
4. Both conducting and non-conducting materials
Conducting material
1. M.R.R. = F*At/ρAV
2. M.R.R. = F*ρ*A*V/I*At
3. M.R.R. = I*AT/ F*ρ*A*V
4. M.R.R. = F*I*At/ρAV
M.R.R. = F*ρ*A*V/I*At
1. The operator’s hand
2. Variation of work piece
3. Enabling the work piece to be removed after machining, when burrs are present
4. All of these
All of these
1. Side relief angle
2. End relief angle
3. Side rake angle
4. Back rake angle
End relief angle
1. Grain structure of the metal is refined
2. Porosity of metal is largely eliminated
3. Mechanical properties such as ductility, tougnes elongation and reduction in area are improved
4. All of the above
All of the above