SS2 third Term metal work past questions and answers

SS2 third Term metal work past questions and answers

Question: What is the primary purpose of a tap in metalworking?

A) Bending

B) Cutting threads

C) Welding

D) Polishing surfaces

Answer: B) Cutting threads

Question: Which metal alloy is commonly used in die-casting due to its low melting point and excellent fluidity?

A) Brass

B) Aluminum

C) Stainless steel

D) Bronze

Answer: B) Aluminum

Question: In metalworking, what is the function of a deburring tool?

A) Removing rust

B) Smoothing rough edges

C) Cutting threads

D) Welding joints

Answer: B) Smoothing rough edges

Question: What is the purpose of a TIG welder?

A) Bending metal

B) Arc welding

C) Tungsten Inert Gas welding

D) Polishing surfaces

Answer: C) Tungsten Inert Gas welding

Question: Which metalworking process involves using a die to form a sheet of metal into a specific shape?

A) Stamping

B) Extrusion

C) Forging

D) Quenching

Answer: A) Stamping

Question: What is the primary function of a hacksaw in metalwork?

A) Welding

B) Cutting

C) Bending

D) Polishing surfaces

Answer: B) Cutting

Question: Which metal is known for its high resistance to corrosion and is often used in marine applications?

A) Iron

B) Copper

C) Stainless steel

D) Aluminum

Answer: C) Stainless steel

Question: What is the purpose of a ball-peen hammer in metalwork?

A) Bending metal

B) Cutting threads

C) Riveting

D) Polishing surfaces

Answer: C) Riveting

Question: Which metal is commonly used as a sacrificial coating to protect iron from corrosion?

A) Zinc

B) Lead

C) Nickel

D) Chromium

Answer: A) Zinc

Question: In metal casting, what is the purpose of a riser?

A) Mold release

B) Cooling the metal

C) Pouring molten metal

D) Adding texture

Answer: B) Cooling the metal

Question: What is the primary use of a plasma cutter in metal fabrication?

A) Cutting metal using a jet of hot plasma

B) Bending metal

C) Polishing surfaces

D) Welding joints

Answer: A) Cutting metal using a jet of hot plasma

Question: Which metalworking tool is designed for measuring angles and ensuring accurate cuts?

A) Vernier caliper

B) Protractor

C) Tapping wrench

D) Wire brush

Answer: B) Protractor

Question: What is the purpose of a crucible in metal casting?

A) Pouring molten metal

B) Holding molten metal

C) Shaping metal

D) Measuring temperature

Answer: B) Holding molten metal

Question: Which metal is known for its excellent heat resistance and is often used in high-temperature applications?

A) Copper

B) Aluminum

C) Titanium

D) Nickel

Answer: D) Nickel

Question: What safety equipment is crucial when using a lathe in metalwork?

A) Welding helmet

B) Safety goggles

C) Gloves

D) Ear protection

Answer: B) Safety goggles