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