785. A grinding wheel is completely specified by the following elements taken in order
A.Type of abrasive, grain size, grade, structure, bond
B.Grain size, grade, structure, type of abrasive, bond
C.Structure, bond, grain size, type of abrasive, grade
D.Bond, structure, grain size, type of abrasive, grade, bond
786. Which of the following parts of a universal grinding machine can be swivelled with respect to table travel
A.Grinding wheel
B.Table
C.Headstock
D.Table slide
787. Tolerances are specified
A.To obtain desired fits
B.Because it is not possible to manufacture a size exactly
C.To obtain higher accuracy
D.To have proper allowances
788. Drilling is an example of
A.Simple cutting
B.Uniform cutting
C.Orthogonal cutting
D.Oblique cutting
789. In a cutting operation, the largest force is
A.Axial or longitudinal force
B.Tangential force
C.Radial force
D.Along shear plane
790. When radial force in cutting operation is too large, it will cause
A.Best finish
B.Chatter and poor finish
C.Finish has nothing to do with radial force
D.Shorten tool life
791. The cutting force is affected by
A.Feed, speed and depth of cut
B.Cutting tool angle
C.Material hardness
D.Both (A) and (C) above
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