18 Questions
What is the main reason why loose clothing is considered dangerous in a workshop?
It can get caught in the moving parts of machines
Which of the following is NOT identified as a major cause of accidents in the text?
Excessive noise in the workshop
How can unsafe practices on the part of a worker lead to accidents?
By ignoring correct operating and safety procedures
Who can contribute to creating unsafe working conditions according to the text?
The worker
What can happen if a chisel with a mushroom head is not maintained properly?
It can cause blindness if a piece of metal flies off and enters a worker's eye.
What is the purpose of a guard in machinery?
To prevent direct contact with dangerous machine parts.
How do interlocking guards contribute to machine safety?
They stop machine operation when opened to enable safe adjustments.
What role does the employer play in contributing to unsafe working conditions?
By installing dangerous machinery without sufficient guarding.
What should be done if a grinding wheel shows cracks?
Replace it immediately
What should be avoided while lathing, drilling, or milling?
Removing chips with hands
What should be the immediate action for reported electrical faults?
Report it immediately
What should be avoided when lifting a heavy load?
Persist in attempting to lift if it's heavy
What must be done before taking measurements during work?
Stop the machine first
Why is proper ventilation necessary when working with harmful substances?
To prevent accidents at work
What does bilateral tolerance mean?
The high limit of tolerance is above the nominal size and low limit is below nominal size
What is the Maximum metal condition?
The largest permissible diameter of the shaft
What is Deviation or allowance in terms of hole and shaft?
The difference in size of male and female components to obtain a specific fit
What does Hole Basis imply in terms of machining?
Using the hole as the standard and machining shafts for the desired fit
Test your knowledge on machine safety guidelines such as reporting electrical faults, securely clamping workpieces, wearing appropriate clothing, using machine guards, and testing grinding wheels. Assess your understanding of safe practices in operating drilling, milling, shaping machines.
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