Identify the type of tool in FIGURE 4.1 below - NSC Mechanical Technology Fitting and Machining - Question 4 - 2023 - Paper 1
Question 4
Identify the type of tool in FIGURE 4.1 below.
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Which ONE of the following is an advantage of cutting operations on a lathe, using the compound slide me... show full transcript
Worked Solution & Example Answer:Identify the type of tool in FIGURE 4.1 below - NSC Mechanical Technology Fitting and Machining - Question 4 - 2023 - Paper 1
Step 1
Identify the type of tool in FIGURE 4.1 below.
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Answer
The tool shown in FIGURE 4.1 is a Thread-pitch gauge, used for measuring the pitch of threads in a screw or bolt.
Step 2
Which ONE of the following is an advantage of cutting operations on a lathe, using the compound slide method?
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Answer
An advantage of cutting operations on a lathe using the compound slide method is that the automatic feed of the machine can be used, allowing for smoother and more precise cuts.
Step 3
Which part(s) of the dividing head is used to set the distances between the holes on the index plate?
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Answer
The part used to set the distances between the holes on the index plate of the dividing head are the Sector arms.
Step 4
Identify the part of a CNC milling machine in FIGURE 4.4 below.
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Answer
The part identified in FIGURE 4.4 of the CNC milling machine is the Tool magazine, which holds multiple tools for automatic change.
Step 5
Which hardness tester uses a diamond cone to indent material?
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Answer
The hardness tester that uses a diamond cone to indent material is the Rockwell hardness tester.
Step 6
Identify part A of the screw thread micrometer shown in FIGURE 4.6 below.
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Answer
Part A of the screw thread micrometer shown in FIGURE 4.6 is the Lock.
Step 7
What does the term stress mean?
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Answer
The term stress refers to the internal resistance of a body to move, which is an indication of the reluctance of that body under an external load.
Step 8
Identify the type of force that is exerted onto the casing of the pop rivet.
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Answer
The type of force exerted onto the casing of the pop rivet, as shown in FIGURE 4.8, is the Pushing force.
Step 9
... is used to strengthen fiberglass used for boats and motor vehicle bodies.
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Answer
Polyester resin is used to strengthen fiberglass for boats and motor vehicle bodies.
Step 10
Identify the material that bushes are made of:
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Answer
Bushes are commonly made of PVC (Polyvinyl Chloride).
Step 11
What is the included angle of a metric V-screw thread?
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Answer
The included angle of a metric V-screw thread is typically 60°.
Step 12
Identify the type of screw thread that produces a faster movement:
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Answer
The type of screw thread that produces a faster movement is the Multiple-start screw thread.
Step 13
Identify the type of gear system in FIGURE 4.13 below.
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Answer
The gear system shown in FIGURE 4.13 is a Rack and pinion gear system.
Step 14
Pneumatics uses compressed ... to operate equipment.
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Answer
Pneumatics uses compressed air to operate equipment.
