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Machinist
GRINDING
Set 7
Set 7
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Q8068
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What type of surface is produced by external cylindrical grinding?
A
Flat
B
Holes
C
Round
D
Formed
Q8069
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Calculate the spindle speed (RPM) if the diameter of the wheel is 300 mm (d) and the surface speed is 25 m / sec [V] ?
A
1259
B
1459
C
1529
D
1592
Q8070
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Find the surface speed of the grinding wheel if the diameter of the grinding wheel is 300 mm (d) and RPM of the spindle is 2000 (N)?
A
31.4 m/sec
B
35.6 m/sec
C
37.5 m/sec
D
38.7 m/sec
Q8071
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Which types of guide wheel in used for sharpening hand saws?
A
Disc
B
Flaring cup
C
Saucer
D
Straight cup
Q8072
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Which type of dresser in used in tool and cutter grinder?
A
Diamond dresser
B
Abrasion dresser
C
Star and disc dresser
D
Lock disc dresser
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