Metal Machining and Processes Exam UPDATED ACTUAL Questions and CORRECT Answers
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Metal Machining and Processes
Institution
Metal Machining And Processes
Metal Machining and Processes Exam
UPDATED ACTUAL Questions and
CORRECT Answers
fractional rules
decimal rules
hook rules
short length rules
metric steel rules - CORRECT ANSWER- Name four types of steel rules used in
machine shop work
Metal Machining and Processes Exam
UPDATED ACTUAL Questions and
CORRECT Answers
fractional rules
decimal rules
hook rules
short length rules
metric steel rules - CORRECT ANSWER✔✔- Name four types of steel rules used in
machine shop work
To accurately measure edge or shoulder lengths
To precisely measure things smaller than 1/64 - CORRECT ANSWER✔✔- State the purpose
of:
Hook rules
Decimal rules
When the caliper just slides over the work by its own weight - CORRECT ANSWER✔✔-
Explain how you would know when the work is the same size as the caliper setting
Put one leg of the caliper inside of the hole, hold it there with a finger then put the other leg
on the other side and turn a nut until a slight drag is felt - CORRECT ANSWER✔✔- Explain
the procedure for setting an inside caliper to the size of a hole
It allows it to make contact with the work thereby making it more accurate - CORRECT
ANSWER✔✔- Why are beveled-edge squares used in inspection work?
To be a reference plane for layout, setup, and inspection work - CORRECT ANSWER✔✔-
What is the purpose of a surface plate?
The micrometer reading indicates the pitch diameter of the thread, which is equal to the
outside diameter less the depth of one thread - CORRECT ANSWER✔✔- What dimension
of the thread is indicated on a screw thread micrometer reading?
,Fixed gauges are used for inspection purposes - CORRECT ANSWER✔✔- What purpose do
fixed gauges serve in industry?
Snap gauges have a c-shaped framewidth adjustable guaging anvils or rolls which are set to
go and no go limits of the part - CORRECT ANSWER✔✔- Describe a snap gauge
An accurately ruled grating - CORRECT ANSWER✔✔- What is the principle of coordinate
measurement?
Speed up the process
Gives exact read out
Machine set up is greatly reduced - CORRECT ANSWER✔✔- Why have coordinate
measuring systems been so widely accepted by industry?
It ensures consistency - CORRECT ANSWER✔✔- Explain why present-day standards for
surface finish are very important to industry
To not over complicate things - CORRECT ANSWER✔✔- Why should a layout be as
simple as possible?
Don't burr
Don't rust
Not affected by temperature
Are non-magnetic
Cheaper than cast iron - CORRECT ANSWER✔✔- State five reason granite surface plates
are considered better than cast-iron ones.
Steel rule
Square head
Center head
Bevel protractor - CORRECT ANSWER✔✔- List four main parts of a combination set
, Assembling of dismantling parts - CORRECT ANSWER✔✔- For what purpose are soft-
faced hammers used?
Completely surround the nut - CORRECT ANSWER✔✔- Why is a properly sized box
wrench preferred to other types of wrenches?
Extremely high gripping power - CORRECT ANSWER✔✔- What advantage do vise grips
have over other types of pliers?
42-4.5 - CORRECT ANSWER✔✔- Use the formula and calculate the tap drill size for:
1/2. -- 13 UNC tap
M 42 -- 4.5 mm tap
Select correct tap size
Apply a cutting fluid
Place tap to be vertical press downward turn clockwise - CORRECT ANSWER✔✔- Briefly
outline the procedure for tapping a blind hole
Are used to cut external threads on round work - CORRECT ANSWER✔✔- For purpose are
threading dies used?
Used to finish drilled holes accurately - CORRECT ANSWER✔✔- What is the purpose of a
hand reamer?
Performed by a series of successive teeth - CORRECT ANSWER✔✔- Describe the cutting
action of a broach
Machining almost any irregular shape is possible
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