ExamBank Red Seal Test Flashcards
Flexible Machining cells would be controlled by a central computer true or false
False
When entering program codes for Tool nose radius compensation a g42 code will do what
Offset tool position to the right
What type of square has the ability to be extended to check for the squareness of different sized work pieces
Machinist combination
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
For boring or internal facing the tool must be located below the cored diameter
When referring to thread terminology a left-handed threaded bolt held horizontally will have the threads
Sloping to the left
The Vernier scale of a universal bevel protractor has how many divisions on each side of the zero mark
12
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
Compressed Gas
What is the function of the second two numbers after the tool address with the CNC programming T codes
It refers to Tool and compensation offsets
When setting tool coordinates for G50 programming the x and z values will be
Positive values
When referring to C&C threading operations the term minor diameter is defined as
The smallest diameter of a straight screw thread
Which of the following best describes a narrow rule
It has graduations only along one Edge
When performing a machining function the ability to rotate along an axis is called the
Freedom to rotation
In a CNC program what does a g04 cause to happen
It causes the machine to pause for a specified period
What is indexing
It is the operation of rotating a piece of work an exact amount
What thickness of stainless steel can a medium powered laser cutting machine cut through
5/8 of an inch
When referring to C&C feed drives a stepper motor is more precise than a Servo motor t or F
False
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
The distance between the centres of two mating gears
When working with a jig borer and irregular Contours exist which of the following is best to use to align the spindle
A locating microscope
What happens to the spindle of the dividing head when you are producing linear indexing
It is geared to the table lead screw
When referring to a worm gear the formula 1 / diametral pitch is the calculation for finding what
Addendum
Which of the following milling machine vices is not suitable for heavy Machining
Universal
Plane
Swivel base
Universal
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
Backlash
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
Used to cut the inside of a diameter dummy
Woodruff key Cutters are designated by the actual size of the key seat
False
Which bevel gear has axis of the shafts that do not intersect
The hypoid gear
When referring to a worm gear the formula 2.157 / diametral pitch is the calculation for finding what
Whole depth
What are the primary axis on a lathe
The X and Z
Which of the following milling machine vices can tilt from 0 to 90° vertically
Universal
Plane
Swivel base
Universal
What does the term weight of a machine refer to with respect to the lathe
The rigidity of the bed
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
Setting up for linear graduating
When referring to a coordinate system two intersecting lines will Define a _____ plane
Three dimensional
On a broaching tool a Shear angle is used for
Internal broaches
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
True
When referring to a worm gear the formula .157 / diametral pitch is the calculation for finding what
Clearance
Which type of cutter uses a reciprocating tool and its process
Hobbing
Shaping
Rolling
Generating
Shaping
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 jig grinder
What is the oldest and simplest workholding device
The lathe Center
What is a triangle that has two equal angles called
And isosceles triangle
