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