Manufacturing Engineering MCQ
Manufacturing Engineering MCQ includes important topics like machining, casting, welding, forming, CNC, and production processes. These objective questions help students strengthen manufacturing fundamentals and prepare for mechanical, production, and competitive engineering exams.
Q1. Manufacturing is the process of converting?
A. Raw material into product
B. Product into raw material
C. Energy into heat
D. Heat into work
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Q2. Which process is used for producing complex shapes?
A. Casting
B. Milling
C. Drilling
D. Shearing
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Q3. The basic manufacturing process that removes material is?
A. Casting
B. Machining
C. Welding
D. Forming
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Q4. The hardest cutting tool material is?
A. HSS
B. Carbide
C. Diamond
D. Ceramic
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Q5. Which process uses a non-consumable electrode?
A. MIG
B. TIG
C. Arc welding
D. Gas welding
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Q6. Hot working is performed?
A. Below recrystallization temperature
B. At recrystallization temperature
C. Above recrystallization temperature
D. Near melting point
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Q7. Cold working increases?
A. Ductility
B. Hardness
C. Grain size
D. Temperature
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Q8. The process of joining two metals by melting filler material is?
A. Welding
B. Brazing
C. Soldering
D. Cladding
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Q9. Which test measures hardness?
A. Izod test
B. Brinell test
C. Fatigue test
D. Impact test
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Q10. Which process is used for sheet metal bending?
A. Blanking
B. Forming
C. Cutting
D. Rolling
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Q11. The tool used in turning operation is called?
A. Drill
B. Lathe tool
C. Shaper tool
D. End mill
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Q12. Which casting defect is caused by trapped gas?
A. Blowholes
B. Misrun
C. Cold shut
D. Shift
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Q13. Which furnace is used for steel making?
A. Cupola
B. Open hearth
C. Bessemer
D. Electric arc furnace
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Q14. Carburizing is a process used to increase?
A. Hardness
B. Ductility
C. Machinability
D. Tensile strength
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Q15. Powder metallurgy involves?
A. Melting metals
B. Compacting powders
C. Heat treatment
D. Chemical machining
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Q16. The cutting fluid is used to?
A. Increase friction
B. Cool and lubricate
C. Remove material
D. Increase hardness
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Q17. Tool life is governed by?
A. Taylor’s tool life equation
B. Newton law
C. Bernoulli law
D. Pascal law
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Q18. Which manufacturing process uses abrasives?
A. Turning
B. Grinding
C. Drilling
D. Milling
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Q19. The speed of the cutting tool in lathe is measured in?
A. m/min
B. rpm
C. m/s
D. kg/m
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Q20. Broaching is used for?
A. Surface grinding
B. Keyway cutting
C. Heat treatment
D. Casting
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Q21. The process of removing burrs is called?
A. Deburring
B. Shaping
C. Tapping
D. Milling
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Q22. Which machining process is non-traditional?
A. Milling
B. ECM
C. Turning
D. Drilling
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Q23. Gas cutting uses?
A. Hydrogen
B. Oxy-acetylene
C. Nitrogen
D. Helium
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Q24. Shaper machine works on?
A. Rotary motion
B. Reciprocating motion
C. Vibrational motion
D. Lateral motion
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Q25. Injection molding is used for?
A. Metals
B. Plastics
C. Wood
D. Ceramics
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Q26. Forging is done to?
A. Remove material
B. Shape metal using compressive force
C. Add material
D. Mix metals
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Q27. Which process produces the best surface finish?
A. Turning
B. Grinding
C. Milling
D. Shaping
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Q28. The allowance provided in casting is for?
A. Extra machining
B. Cooling
C. Painting
D. Drilling
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Q29. In welding, spatter refers to?
A. Porosity
B. Metal droplets
C. Incomplete fusion
D. Cracks
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Q30. Ceramics are generally?
A. Ductile
B. Brittle
C. Highly elastic
D. Magnetic
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