Related Questions

Grinding wheel made of silicon carbide is most suitable for grinding materials of low tensile strength (e.g; tough bronze). Grinding is a __________ operation.
A Turning
B Dressing
C Forming
D Surface finishing
The abrasive recommended for grinding materials of high tensile strength is
A Silicon carbide
B Aluminium oxide
C Sand stone
D Diamond
Which of the following is the most suitable abrasive for grinding high tensile strength materials?
A Silicon carbide
B Corundum
C Aluminium oxide
D Boron carbide
For fast removal of materials during grinding, a _________ grinding wheel is used.
A Course grained
B Fine grained
C Medium grained
D None of these
A fine grained grinding wheel should not be used for grinding __________ materials.
A Hard
B Brittle
C Soft & ductile
D None of these
For grinding of softer materials, the grinding wheel should have __________ grain size.
A Finer
B Coarser
C Medium
D Any type of
Which of the following conveyors cannot be recommended for transportation of abrasive materials?
A Belt conveyor
B Apron conveyor
C Flight conveyor
D Chain conveyor
The tensile strength of ductile materials is _________ its compressive strength.
A Equal to
B Less than
C Greater than
D None of these
The silicon carbide abrasive is chiefly used for grinding
A Cemented carbide
B Ceramic
C Cast iron
D All of these
The size of abrasive grain required in a grinding wheel depends upon the
A Amount of material to be removed
B Hardness of material being ground
C Finish desired
D All of these

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