Intro to Welding(SB-3)

Question 1

(True or False) The source of heat for the forge welding process is a flow of electricity
between two contacts.

Answer 1

False

Question 2

In welding terms, RSW means _____.

Answer 2

resistance spot welding

Question 3

the source of heat for electric arc welding is

Answer 3

a flow of electricity between 2 contacts

Question 4

(True or False) The primary advantage of using shielded metal-arc welding is that it
produces high-quality welds rapidly at a low cost.

Answer 4

True

Question 5

What is the primary purpose of the gas in gas shielded arc welding?

Answer 5

prevent atmospheric contamination

Question 6

When welding two pieces of metal together, you will often need to leave a space to be filled
in. What material is added during the welding phase?

Answer 6

filler metal

Question 7

(True or False) The two types of filler metals commonly used in welding are welding rods and welding electrodes.

Answer 7

false

Question 8

(True or False) A common property of a welding rod and a welding electrode is that both are used to conduct electricity.

Answer 8

false

Question 9

Into what categories are electrodes classified when they are divided into groups?

Answer 9

consumable/non-consumable

Question 10

What term refers to materials that are used to dissolve or facilitate the removal of oxides and other undesirable substances formed during welding?

Answer 10

fluxes

Question 11

A good flux does NOT have to

Answer 11

?

Question 12

In which of the following forms are fluxes produced?

Answer 12

paste, powder liquid,(aotb)

Question 13

What are the five fundamental types of joints?

Answer 13

lap corner tee butt edge

Question 14

What type(s) of welded joint should you use when two members are at right angles to each other?

Answer 14

tee or corner

Question 15

How large, in degrees, is the groove angle when the edges of each of two joints that are to be joined are beveled to an angle of 45 degrees?

Answer 15

90

Question 16

Which factors must you consider to determine the bevel angle, groove angle, and root opening for a weld joint?

Answer 16

kind of joint, welding process, thickness of base metal

Question 17

What term refers to the depth that a groove weld extends into the root of a joint?

Answer 17

root penetration

Question 18

What type of weld bead is made by using a side-to-side oscillation?

Answer 18

weave

Question 19

What factor in the welding process does the term “buildup sequence” refer to?

Answer 19

order in which the beads of a multipass weld are deposited

Question 20

What type of weld has a triangular cross section?

Answer 20

fillet

Question 21

Which type of weld(s) is made through holes or slots in one member of a lap join?

Answer 21

plug and slot

Question 22

What type of weld is used to apply a hard wear-resistant layer of metal to surfaces or edges of worn-out parts?

Answer 22

surface

Question 23

What type of weld should you use temporarily to hold two parts in proper alignment for the final weld?

Answer 23

tack

Question 24

The junction between the face of the weld and the base is known as the _____.

Answer 24

toe

Question 25

The exposed surface on the side from which the weld is made is known as the _____.

Answer 25

face

Question 26

The portion of the weld from the toe to the root is known as the _____.

Answer 26

leg

Question 27

Why is the term "heat-affected zone" important to a welder?

Answer 27

it includes portion of base metal that hasnt been melted but where the properties have been affected by heat

Question 28

What term is used to describe the details of a joint that includes both geometry and required dimensions?

Answer 28

joint design

Question 29

What butt joint is NOT recommended when metals are subject to fatigue or impact loads?

Answer 29

square butt joint

Question 30

Which of these butt joints is recommended as an excellent joint for all load conditions?

Answer 30

double v

Question 31

What corner joint is used primarily for welding 12-gauge or lighter sheet metal?

Answer 31

flush

Question 32

What tee joint is used in locations where heavy loads are applied?

Answer 32

double bevel

Question 33

What factor determines the strength of a single-fillet lap joint?

Answer 33

strength of base metals

Question 34

(True or False) All welding is done in one or more of four positions.

Answer 34

true

Question 35

The American Welding Society (AWS) number/letter designation 1F indicates a _____

Answer 35

fillet flat

Question 36

What welding position should a welder use anytime conditions allow, due to the effects of gravity on welding?

Answer 36

flat

Question 37

(True or False) In pipe welding there are four basic test positions that refer to the position of the pipe and not to the position of the welding.

Answer 37

true

Question 38

What welding position(s) do you use for pipe welding when welding in the 6G position?

Answer 38

all positions

Question 39

What factor causes internal stresses, distortion, and warpage when two pieces of metal are welded together?

Answer 39

the difference in temperature from joint to the edges of the joint

Question 40

(True or False) When exposed to the heat buildup of welding, all metals expand in the path of least resistance.

Answer 40

true

Question 41

You should space tack welds at least 12 inches apart and _____ to aid in controlling distortion.

Answer 41

twice the thickness of the weld

Question 42

Why is an intermittent weld used?

Answer 42

to control heat input

Question 43

(True or False) To control the forces of expansion and contraction during welding operations, you can heat the entire structure before welding.

Answer 43

true

Question 44

What devices (if any) should you use to prevent distortion of metal parts during a welding operation?

Answer 44

jigs and fixtures

Question 45

Which of these variables must be considered when identifying the correct welding procedure?

Answer 45

base metal, testing, joint design,(aota)

Question 46

In what section of the specifications should you look for welding codes?

Answer 46

?

Question 47

What type of line is used to show the edges of an object that are visible to a viewer?

Answer 47

visible

Question 48

What type of line is used on a drawing to show the edges of concealed studs, pipes, and electrical conduit?

Answer 48

hidden

Question 49

What type of line is used on a drawing to show different types of materials?

Answer 49

section lines

Question 50

Which of these drawings is used to show internal components?

Answer 50

cutting plane

Question 51

(True or False) A general note is used to provide additional information that applies to one particular part or feature of a drawing.

Answer 51

true

Question 52

(True or False) The dimensions of an object should be measured (scaled) directly from the drawing.

Answer 52

?

Question 53

What do you call a drawing that shows how an object will appear after being manufactured?

Answer 53

pictorial

Question 54

What type of drawing is used to show a complex object completely?

Answer 54

orthographic

Question 55

Which of these features make(s) up the standard welding symbols of the American Welding Society (AWS)?

Answer 55

a tail, arrow, reference line (aota)

Question 56

(True or False) The term “welding symbol” refers to the total symbol, which includes all the information needed to specify the weld(s) required.

Answer 56

true

Question 57

What type of symbols is used with weld symbols to show how the face of the weld is to be formed?

Answer 57

contour

Question 58

What type of symbol is used to indicate the method to use for forming the contour of the weld?

Answer 58

finish

Question 59

What eye protection device is designed for wear under the welder's helmet?

Answer 59

flash goggles with side shields

Question 60

For which of the following reasons is a welding helmet worn?

Answer 60

all of the above bro cmon safety

Question 61

When you are welding with a current of 300 amperes, what lens filter is best for eye protection?

Answer 61

no. 12

Question 62

Which of these indications can determine whether the lens is the proper shade when using a light bulb to test a filter lens?

Answer 62

you can no longer see the outline of the bulb

Question 63

What type of leather gauntlets is recommended for arc welding?

Answer 63

five finger

Question 64

What items of safety gear are best suited for overhead welding?

Answer 64

cape and sleeves

Question 65

Which of the following clothing materials is least likely to catch fire from welding sparks?

Answer 65

wool