A) Eye protection B) Noise levels C) Proper clothing D) Temperature regulation
A) Aluminum B) Lead C) Steel D) Copper
A) Brazing B) Gluing C) Welding D) Soldering
A) Scissors B) Knife C) Plasma cutter D) Stapler
A) To increase hardness and reduce ductility B) To add color to the metal C) To reduce hardness and increase ductility D) To increase corrosion resistance
A) Grinding B) Drilling C) Milling D) Filing
A) Emery B) Sugar C) Salt D) Vinegar
A) Corrosion prevention B) Increasing strength C) Improving aesthetics D) Reducing weight
A) Spade bit B) Wood drill bit C) Auger bit D) Cobalt drill bit
A) Extrusion B) Machining C) Forging D) Casting
A) Nitrogen B) Argon C) Hydrogen D) Oxygen
A) To increase the metal's hardness B) To add color to the metal C) To make the metal more brittle D) To cool and lubricate the cutting tool
A) Tap B) Die C) File D) Reamer
A) Galvanizing B) Plating C) Annealing D) Tempering
A) To weld metal B) To measure metal thickness C) To hold metal securely D) To cut metal
A) Titanium B) Aluminum C) Steel D) Copper
A) Circular saw B) Jeweler's saw C) Chainsaw D) Rip saw
A) Wearing shorts B) Wearing a face shield C) Using a damp cloth D) Working bare handed
A) Corrosion due to exposure B) Decreased hardness due to heating C) Increased hardness due to deformation D) Increased flexibility due to bending
A) Tape measure B) Ruler C) Caliper D) Protractor
A) To change the color B) To increase hardness further C) To reduce brittleness D) To prevent corrosion
A) Thickness B) Density C) Length D) Width
A) Welding B) Soldering C) Forging D) Casting
A) Sandblasting B) Ignoring it C) Painting over it D) Applying water
A) High conductivity B) High strength C) Low cost D) Light weight
A) Drilling large holes B) Cutting threads C) Removing burrs D) Creating a recess for screw heads
A) MIG welding B) TIG welding C) Arc welding D) Stick welding
A) Adding color B) Removing surface oxides C) Increasing strength D) Preventing rust
A) Ignoring the heat B) Using proper clamping techniques C) Welding quickly D) Using high heat
A) To mark the location for a drill hole B) To cut metal C) To remove rust D) To tighten screws |