Related Questions

The most commonly used synthetic abrasive is
A Aluminium carbide
B Boric acid
C Silicon
D All of these
Which of the following is not a natural abrasive?
A Garnet
B Silicon
C Diamond
D Flint
Which of the following is not an abrasive material ?
A Bakelite
B Pumice
C Corundum
D Carborundum
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
Which of the following is the most suitable filter for separation of abrasive solids suspended in a corrosive liquid?
A Sand bed filter
B Plate and frame filter press
C Vacuum filter
D Batch basket centrifuge
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 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
They protect plants from water loss and abrasive damage.
A Leaves
B Waxes
C Minerals
D None of the above
The process of changing the shape of grinding wheel as it becomes worn due to breaking away of the abrasive and bond, is called
A Truing
B Dressing
C Facing
D Clearing

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