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BRAE 121 FINAL EXAM newest actual / QUESTIONS AND SOLUTIONS verified/graded a+
How big is the gap between the wheel and the tool rest on a grinder? - ----Answers----1/8"
When using a drill press, how big must your piece be in order for you to hold it safely? - ----Answers----12"
Should you ever remove particles from a drill press with air? - ----Answers----No
How do you find the amount of wood you have in bdft? - ----Answers----thickness x (width/12) x length in ft.
What is the equation for one boardfoot? - ----Answers- ---1" x 12" x 1 ft
What equation would you use to find the amount of cubic feet in one cubic yard? - ----Answers----3' x 3' x 3' = 27 cu ft/yd
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What equation would you use to find the amount of cubic inches in one cubic yard? - ----Answers----36" x 36" x 36" = 46,656 cu in/yd
What is the amount in cubic yards when you have: 16' x
100' x .5? - ----Answers----29.63 cu yds
How many teeth do you want in contact with the object on a hacksaw? - ----Answers----2-3 ALWAYS in contact
What are the reasons we have plumbing systems? - --- -Answers----Water delivery, water removal, natural gas and air
What are the different materials used in plumbing systems? - ----Answers----Steel Brass Copper Plastic Pex tubing
When talking about pipes, what does schedule refer to?
- ----Answers----Refers to wall thickness 2 / 3
What are the three sizes of wall thickness? - ---- Answers----Standard Extra heavy Double - extra heavy
What are the two different types of steel pipe? - ---- Answers----Galvanized and plain black iron
What is galvanized steel used for? - ----Answers---- Water systems
What is plain black iron used for? - ----Answers----
Other non-corrosive systems: oil, propane and natural
gas
What size does steel piping come in? - ----Answers--- -21 feet
What does thread sealing compound contain? - ---- Answers----Contains a lubricant and a sealant
Why are tapered threads helpful in steel pipe plumbing?
- ----Answers----Keeps joint from seizing
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