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1
Q

Why must welders wear helmets and protective clothing

A

For protection from ultraviolet light

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2
Q

MIG(metal inert Gas) welding is also known as(blank) welding

A

Wire-feed

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3
Q

what type of saw is embedded wihin a table and has a rotating blade

A

a table saw- which is a tyoe of circular saw

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4
Q

what type of saw is used for cutting metal

A

Hacksaw

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5
Q

A ___ saw is used for making fine, straight cuts

A

Back

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6
Q

A file is made to cut on the___ stroke

A

Forward

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7
Q

An adjustable wrench is also called an ___

A

crescent wrench

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8
Q

A worker would use a ___ to join two pieces of wood while glue used to bind them dries

A

Clamp

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9
Q

Locking pliers are also known as ___

A

Vise-Grip pliers

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10
Q

Binding surfaces together with molten metal alloy is called

A

Soldering

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11
Q

which tool is frequently used to cut wire and small cables

A

Diagonal cutters

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12
Q

A hacksaw is made to cut on the ___ stroke

A

Forward

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13
Q

Snap rings are usually installed and removed using ___

A

Snap ring pliers

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14
Q

____ pliers are used for gripping very small objects

A

needle nose

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15
Q

A(n) ___ can be used to smooth a large wooden surface

A

Plane(or jack plane)

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16
Q

Combination slip joint pliers are adjustable at the ___

A

Joint of the two handles ( or joint of the two “Jaws”)

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17
Q

why is the diameter of a faster critical to a task

A

the diameter of a fastener determines the size of the hole the fastener is installed in

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18
Q

an air wrench combines torque with ____ to loosen fasteners

A

vibration or vibrating action

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19
Q

A drills chuck is identified by the ___ diameter drill bit it will hold

A

Largest

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20
Q

what tool is used to drive pins out of holes and follow the pins through the holes

A

Pin punch

21
Q

what is the main advantage of a soldering gun over a soldering iorn

A

the soldering gun has a very rapid warm-up cycle

22
Q

why does a combination wrench have both a box end and an open end

A

The bxo end is used to loosen a tight bolt and the open end is used to quickly remove a bolt that has been lossened

23
Q

___ calipers measure the exterior dimensions of an object; ___ calipers measure interior dimensions

A

Outside; inside

24
Q

Oxyacetylene welding uses a torch fueled by mixture of ___ and___

A

Oxygen;aceylene

25
Q

Instead of using a wrench to loosen a fastener in a tight space a worker could use a ___ with a ___

A

Socket; ratchet handle

26
Q

a hammer with a 16- to 20-ounce head is typically used for what purpose

A

this weight hammer is a rough-framing hammer and is often used for framing wooden houses

27
Q

when would a technician use adjustable joint pliers

A

when a large diameter objects must be gripped or twisted

28
Q

a welder will require more electric current if either the ___ or the___ is larger

A

pieces being welded; electrode is use

29
Q

A(n) ___ can be struck with a hammer in order to make holes or to drive home fasteners

A

punch

30
Q

A measuring device with two arms that meet at a 90-degree angle is called a(n)___

A

Steel square, carpenters square, or framing square

31
Q

a(n)____ is the best tool for measuring small objects to the thousandths of an inch

A

Micormeter

32
Q

A(n)___ can be struck with a hammer in order to make long cuts

A

chisel

33
Q

A(n)___ saw is used to make fine, curving cuts

A

Coping

34
Q

A nut/bolt has external threads, while a nut/bolt has internal threads

A

Bolt;nut

35
Q

a castellated nut uses a(n)___ to hold it in place

A

cotter pin

36
Q

A__ can be struck with a hammer in order to drive home a fastener without damaging the work surface

A

drift

37
Q

___ saws are used to cut across the grain of piece of wood, while___ saws are used to cut with the grain.

A

crosscut; rip

38
Q

before soldering an electrical connection it is wise to make a(n)____ connection

A

mechanical

39
Q

The UNC (unified National coerce) and UNF(unified National Fine) classifications define fasteners based on which measure?

A

Number of threads per inch

40
Q

aside from oxyacerylene welding the other major type of welding is ___

A

electric arc welding

41
Q

which tool is ofen used with a back saw to make even cuts at specific angles

A

miter box

42
Q

Adjustable joint pliers are used to grip larger- diameter objects and are also known as _____

A

Channellock pliers or water pump pliers

43
Q

a(n)___ is used to clean a surface that will be soldered

A

flux

44
Q

___thread onto bolts to clamp assemblies together

A

nuts

45
Q

what is a common distinction between a screw and a bolt

A

a screw typically has a round head with indention matching the appropriate screwdriver; a bolt typically has a hexagonal or square head

46
Q

why would somone use a rubber or wooden mallet

A

rubber or wooden mallets are most frequently used to protect the work surface from dents or scratches
rubber mallets- are often used on delicate metal surfaces
wooden mallets- are usually used for carpentry

47
Q

___ Nuts can be loosened by hand

A

wing

48
Q

___pliers are used for cutting and bending heavy-gauge wire

A

Lineman

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