Question 1

Precision angles can be ground using a magnetic ____ chuck.

Accepted Answer

A)   plate
B)   sine
C)   parallel
D)   colletE) A) and D)
F) A) and B)

Question 2

The ____ grinder provides more precise X- and Y-axis movements than a vertical milling machine for extremely accurate positioning.

Accepted Answer

A)   spindle
B)   jig
C)   cutter
D)   cylindricalE) None of the above
F) A) and B)

Question 3

____ act as the glue that holds the individual abrasives together in the shape of a wheel.

Accepted Answer

A)   Bonding agents
B)   Superabrasives
C)   Grades
D)   GritsE) A) and B)
F) A) and C) A

Question 4

Green wheels are the purest form of ____ wheels.

Accepted Answer

A)   silicon carbide
B)   ceramic aluminum oxide
C)   aluminum oxide
D)   silicon oxideE) B) and D)
F) A) and D)

Question 5

____ grinding should be performed when it is not possible to grind two perpendicular surfaces by repositioning the workpiece.

Accepted Answer

A)   Angled
B)   Parallel
C)   Magnetic
D)   SideE) B) and D)
F) None of the above

Question 6

____ wheels are probably the most widely used wheel for surface and cylindrical grinding operations.

Accepted Answer

A)   Type 13 saucer
B)   Type 1 straight
C)   Type 11 flaring cup
D)   Type 12 dishE) B) and C)
F) A) and B)

Question 7

The ____ hand wheel is rotated to move the table left and right.

Accepted Answer

A)   horizontal-feed
B)   downfeed
C)   longitudinal-feed
D)   cross-feedE) B) and C)
F) A) and D)

Question 8

____ workholding devices contain alternating segments of ferrous and nonferrous materials that are mounted together to form a single unit.

Accepted Answer

A)   Chuck
B)   Magnetic
C)   Parallel
D)   V-blockE) B) and C)
F) All of the above B

Question 9

A ____-type indexing fixture can be used to spin a workpiece beneath the grinding wheels to grind diameters.

Accepted Answer

A)   collet
B)   sine
C)   V-block
D)   magneticE) All of the above
F) A) and B)

Question 10

A ____ material is simply a material that is attracted to a magnet.

Accepted Answer

A)   parallel
B)   chuck
C)   ferromagnetic
D)   sineE) C) and D)
F) A) and B)

Question 11

____ is the spacing between the individual grains of the grinding wheel and is identified by the numbers 1 through 16.

Accepted Answer

A)   Grain
B)   Grade
C)   Structure
D)   BondE) A) and B)
F) A) and C)

Question 12

____ grinders are used to grind diameters, shoulders, and faces much like the lathe is used for turning, facing, and boring operations.

Accepted Answer

A)   Cylindrical
B)   Tool and cutter
C)   Jig
D)   SurfaceE) B) and D)
F) None of the above

Question 13

Aluminum oxide and ceramic aluminum oxide wheels are identified by the letter ____.

Accepted Answer

A)   A
B)   C
C)   O
D)   XE) None of the above
F) A) and B) A

Question 14

____ wheels are identified by the letter E.

Accepted Answer

A)   Rubber
B)   Silicone
C)   Resinoid
D)   ShellacE) B) and C)
F) A) and D)

Question 15

Production grinding of the outside shafts and tubes can be performed with the ____ grinder.

Accepted Answer

A)   HSS
B)   centerless
C)   cylindrical
D)   chuckE) A) and B)
F) C) and D)

Question 16

The primary purpose of a ____ grinder is to produce flat surfaces.

Accepted Answer

A)   surface
B)   horizontal spindle surface
C)   jig
D)   toolE) None of the above
F) A) and D)

Question 17

____ are used in grinding wheels that are used to grind extremely hard materials.

Accepted Answer

A)   Superabrasives
B)   Bonds
C)   Abrasive
D)   GritsE) A) and B)
F) C) and D)

Question 18

A ____ grinder is used for tool sharpening while the cutting tools are held in workholding devices and machine slides provide movement for much greater control and flexibility.

Accepted Answer

A)   surface
B)   centerless
C)   tool and cutter
D)   jigE) B) and D)
F) None of the above

Question 19

____ grinders typically use the side of a grinding wheel to grind workpiece surfaces.

Accepted Answer

A)   Horizontal spindle surface
B)   Jig
C)   Tool
D)   Vertical spindle surfaceE) C) and D)
F) A) and D)

Question 20

____ wheels are second in hardness after diamond wheels.

Accepted Answer

A)   Resinoid
B)   CBN
C)   Vitrified
D)   SilicateE) C) and D)
F) B) and D)

Exam 7: Grinding

Precision angles can be ground using a magnetic ____ chuck.

Correct AnswerverifiedShow Answer

The ____ grinder provides more precise X- and Y-axis movements than a vertical milling machine for extremely accurate positioning.

Correct AnswerverifiedShow Answer

____ act as the glue that holds the individual abrasives together in the shape of a wheel.

Correct AnswerverifiedA

Green wheels are the purest form of ____ wheels.

Correct AnswerverifiedShow Answer

____ grinding should be performed when it is not possible to grind two perpendicular surfaces by repositioning the workpiece.

Correct AnswerverifiedShow Answer

____ wheels are probably the most widely used wheel for surface and cylindrical grinding operations.

Correct AnswerverifiedShow Answer

The ____ hand wheel is rotated to move the table left and right.

Correct AnswerverifiedShow Answer

____ workholding devices contain alternating segments of ferrous and nonferrous materials that are mounted together to form a single unit.

Correct AnswerverifiedB

A ____-type indexing fixture can be used to spin a workpiece beneath the grinding wheels to grind diameters.

Correct AnswerverifiedShow Answer

A ____ material is simply a material that is attracted to a magnet.

Correct AnswerverifiedShow Answer

____ is the spacing between the individual grains of the grinding wheel and is identified by the numbers 1 through 16.

Correct AnswerverifiedShow Answer

____ grinders are used to grind diameters, shoulders, and faces much like the lathe is used for turning, facing, and boring operations.

Correct AnswerverifiedShow Answer

Aluminum oxide and ceramic aluminum oxide wheels are identified by the letter ____.

Correct AnswerverifiedA

____ wheels are identified by the letter E.

Correct AnswerverifiedShow Answer

Production grinding of the outside shafts and tubes can be performed with the ____ grinder.

Correct AnswerverifiedShow Answer

The primary purpose of a ____ grinder is to produce flat surfaces.

Correct AnswerverifiedShow Answer

____ are used in grinding wheels that are used to grind extremely hard materials.

Correct AnswerverifiedShow Answer

A ____ grinder is used for tool sharpening while the cutting tools are held in workholding devices and machine slides provide movement for much greater control and flexibility.

Correct AnswerverifiedShow Answer

____ grinders typically use the side of a grinding wheel to grind workpiece surfaces.

Correct AnswerverifiedShow Answer

____ wheels are second in hardness after diamond wheels.

Correct AnswerverifiedShow Answer

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