All personal and environmental safety rules were followed when an operator used a surface grinder - NSC Mechanical Technology Automotive - Question 2 - 2016 - Paper 1
Question 2
All personal and environmental safety rules were followed when an operator used a surface grinder. State TWO safety rules that should be followed while the surface g... show full transcript
Worked Solution & Example Answer:All personal and environmental safety rules were followed when an operator used a surface grinder - NSC Mechanical Technology Automotive - Question 2 - 2016 - Paper 1
Step 1
State TWO safety rules that should be followed while the surface grinder is in operation.
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Answer
Do not clean the machine while it is in motion.
Always stop the machine before taking measurements or adjusting the machine or workpiece.
Step 2
Give TWO examples of personal protective equipment that should be used while arc welding.
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Answer
Welding helmet to protect the eyes and face from sparks and UV rays.
Gloves to protect the hands from heat and sharp objects.
Step 3
State TWO safety rules to be taken into account before applying force to a bearing puller.
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Answer
Make sure that the legs of the puller are worn and secured properly.
Use the correct type of puller that fits the bearing.
Step 4
What is the maximum safe distance between the grinding wheel and the tool rest on a bench grinder?
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Answer
The maximum safe distance is 3 mm.
Step 5
State THREE safety precautions to be adhered to when a Rockwell hardness tester is used.
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Answer
The area around the tester must be cordoned off to ensure safety.
Only one person should be in the confined space while operating the tester.
Protective clothing and safety goggles should be worn during testing.
