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Machinist Period 4 2019 Cash > ExamBank Red Seal Test > Flashcards

ExamBank Red Seal Test Flashcards

1
Q

Flexible Machining cells would be controlled by a central computer true or false

A

False

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2
Q

When entering program codes for Tool nose radius compensation a g42 code will do what

A

Offset tool position to the right

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3
Q

What type of square has the ability to be extended to check for the squareness of different sized work pieces

A

Machinist combination

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4
Q

Which of the following statements is true with respect to CNC multiple repetitive Machining Cycles

For boring or internal facing the tool must be located below the cored diameter

The final tool movement in the block p and Q can end in a corner chamfering

The sequence numbers specified in the p and Q address can be used twice in the same program

For pattern repeating cycle g73 the operator programs the number of rough Cuts and the depth of cut workpiece

A

For boring or internal facing the tool must be located below the cored diameter

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5
Q

When referring to thread terminology a left-handed threaded bolt held horizontally will have the threads

A

Sloping to the left

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6
Q

The Vernier scale of a universal bevel protractor has how many divisions on each side of the zero mark

A

12

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7
Q

Which of the following is in a class A WHMIS

Dangerously reactive material
Flammable and combustible material
Compressed Gas
Poisonous and infectious material with other toxic effects

A

Compressed Gas

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8
Q

What is the function of the second two numbers after the tool address with the CNC programming T codes

A

It refers to Tool and compensation offsets

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9
Q

When setting tool coordinates for G50 programming the x and z values will be

A

Positive values

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10
Q

When referring to C&C threading operations the term minor diameter is defined as

A

The smallest diameter of a straight screw thread

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11
Q

Which of the following best describes a narrow rule

A

It has graduations only along one Edge

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12
Q

When performing a machining function the ability to rotate along an axis is called the

A

Freedom to rotation

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13
Q

In a CNC program what does a g04 cause to happen

A

It causes the machine to pause for a specified period

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14
Q

What is indexing

A

It is the operation of rotating a piece of work an exact amount

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15
Q

What thickness of stainless steel can a medium powered laser cutting machine cut through

A

5/8 of an inch

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16
Q

When referring to C&C feed drives a stepper motor is more precise than a Servo motor t or F

A

False

17
Q

With gear terminology which of the following best describes root Circle

The distance between the centres of the two mating gears
The imaginary Circle that separates the upper part of the tooth
The imaginary Circle that touches the bottom of each tooth space
The size of the blank

A

The distance between the centres of two mating gears

18
Q

When working with a jig borer and irregular Contours exist which of the following is best to use to align the spindle

A

A locating microscope

19
Q

What happens to the spindle of the dividing head when you are producing linear indexing

A

It is geared to the table lead screw

20
Q

When referring to a worm gear the formula 1 / diametral pitch is the calculation for finding what

A

Addendum

21
Q

Which of the following milling machine vices is not suitable for heavy Machining

Universal
Plane
Swivel base

A

Universal

22
Q

The difference between the thickness of the tooth of a gear and the thickness of the two space at the pitch circle is called the

A

Backlash

23
Q

Which of the following best describes a boring tool

Used for cutting diameters
Used to cut the inside of a diameter
It cuts on it ends
It is used to cut a flat surface at right angles to the axis of the workpiece

A

Used to cut the inside of a diameter dummy

24
Q

Woodruff key Cutters are designated by the actual size of the key seat

A

False

25
Q

Which bevel gear has axis of the shafts that do not intersect

A

The hypoid gear

26
Q

When referring to a worm gear the formula 2.157 / diametral pitch is the calculation for finding what

A

Whole depth

27
Q

What are the primary axis on a lathe

A

The X and Z

28
Q

Which of the following milling machine vices can tilt from 0 to 90° vertically

Universal
Plane
Swivel base

A

Universal

29
Q

What does the term weight of a machine refer to with respect to the lathe

A

The rigidity of the bed

30
Q

Which method of rack indexing is adequate most precise and consistent method of indexing

Using graduated collar
Using digital readout
Setting up for linear graduating
Setting up for a rack indexing attachment

A

Setting up for linear graduating

31
Q

When referring to a coordinate system two intersecting lines will Define a _____ plane

A

Three dimensional

32
Q

On a broaching tool a Shear angle is used for

A

Internal broaches

33
Q

The direction of the linear motion of a CNC machine is identified as if the tool is moving relative to the tool bed t or F

A

True

34
Q

When referring to a worm gear the formula .157 / diametral pitch is the calculation for finding what

A

Clearance

35
Q

Which type of cutter uses a reciprocating tool and its process

Hobbing
Shaping
Rolling
Generating

A

Shaping

36
Q

Which machine would you use when working with pre-existing holes in hardened steel plates

A jig borer
A jig grinder
Horizontal boring machine
Vertical boring machine

A

A jig grinder

37
Q

What is the oldest and simplest workholding device

A

The lathe Center

38
Q

What is a triangle that has two equal angles called

A

And isosceles triangle

Machinist Period 4 2019 Cash (24 decks)

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