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
A circular wheel 28 inches in diameter rotates the same number of inches per second as a circular wheel 35 inches in diameter. If the smaller wheel makes x revolutions per second, how many revolutions per minutes does the larger wheel make in terms of x?
A 12x
B 24x
C 36x
D 48x
A wheel that has 6 cogs is meshed with a wheel of 14 cogs. When the smaller wheel has made 21 revolutions the number of revelution made by the larger wheel is --
A 4
B 9
C 12
D 49
A circular wheel 28 inches in diameter rotates (moves) the same number of inches per second as a circular wheel 35 inches in diameter. If the smaller wheel makes x revolutions per second, how many revolutions per minute does the larger wheel make in terms of x?
A 12x
B 48x
C 24x
D 36x
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
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
A. __________ mill is a revolving mill divided into two or more sections by perforated partitions in which preliminary grinding takes place at one end and the finishing grinding at the discharge end.
A Compartment
B Tube
C Rod
D Pebble
The process of improving the cutting action of the grinding wheel is called
A Truing
B Dressing
C Facing
D Clearing

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