Georgia Millwright Contractor Exam Questions And Correct Answers (Verified Answers) Plus Rationales 2026 Q&A | Instant Download Pdf

Georgia Millwright Contractor Exam
Questions And Correct Answers (Verified
Answers) Plus Rationales 2026 Q&A | Instant
Download Pdf

1. What is the primary responsibility of a millwright?
Install, maintain, and repair industrial machinery
Millwrights are skilled tradespeople who handle the setup,
maintenance, and repair of machinery in industrial settings.
2. Which tool is essential for aligning machinery shafts?
Dial indicator
A dial indicator provides precise measurement for proper shaft
alignment to prevent machinery vibration and wear.
3. When lifting heavy machinery, which safety device is most
important?
Hoist or crane with rated capacity
Using properly rated lifting equipment prevents accidents and
ensures machinery is lifted safely.
4. What type of blueprint shows the detailed dimensions and layout
of machinery components?
Mechanical drawing
Mechanical drawings provide all measurements and specifications
needed for accurate installation.

,5. Which fastener is commonly used to secure machinery to a
concrete floor?
Anchor bolt
Anchor bolts provide strong, permanent fastening of machinery to
foundations.
6. What is the first step before beginning machinery installation?
Review manufacturer’s instructions and safety procedures
Understanding instructions and safety requirements reduces errors
and accidents.
7. Which type of fit allows parts to slide together with minimal
clearance?
Sliding fit
Sliding fits allow components to move or adjust slightly while
maintaining alignment.
8. What is the primary purpose of a key in a shaft assembly?
Transmit torque between shaf t and hub
Keys lock rotating components together to transfer rotational
force efficiently.
9. When using a hydraulic press, what is critical to check before
operation?
Pressure rating and fluid levels
Ensuring correct pressure and fluid levels prevents equipment
damage and personal injury.
10. Which measurement tool is best for checking flatness of a
surface?
Surface plate with a dial indicator

, Surface plates provide a reference plane for measuring flatness accurate
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ly.
11. What does OSHA require before entering a confined space? ZI ZI ZI ZI ZI ZI ZI ZI




Permit and hazard assessment ZI ZI ZI




Confined spaces can be hazardous; a permit ensures safety procedur
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es are followed.
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12. Which type of welding is commonly used in millwright work fo ZI ZI ZI ZI ZI ZI ZI ZI ZI ZI




r steel machinery parts?
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Arc welding ZI




Arc welding allows strong joins for steel components in industrial machin
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ery.
13. What is the function of a coupling in a mechanical system? ZI ZI ZI ZI ZI ZI ZI ZI ZI ZI




Connect two rotating shafts ZI ZI ZI




Couplings transmit motion and accommodate minor misalignments
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between shafts. ZI




14. Which lubricant is preferred for high- ZI ZI ZI ZI ZI




speed rotating machinery? ZI ZI




Oil
Oil reduces friction and wear in high-
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speed machinery, improving efficiency and lifespan.
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15. What is the purpose of a shim during machinery installation? ZI ZI ZI ZI ZI ZI ZI ZI ZI




Adjust alignment and level ZI ZI ZI




Shims are thin pieces of material used to precisely adjust the position
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of components.
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16. What is the standard procedure for aligning belt- ZI ZI ZI ZI ZI ZI ZI




driven machinery? ZI