Final Review

Question 1

Which method gives the most penetration into the base metal?

Answer 1

Electrode Positive

Question 2

Electrode positive is also called?

Answer 2

Reverse polarity

Question 3

Which type of power supply does SMAW typically use?

Answer 3

Constant Current

Question 4

What power supply is only capable of producing direct current?

Answer 4

Motor Generator

Question 5

Open Circuit Voltage in canada is limited to how many volts?

Answer 5

80V

Question 6

Connected to the welding machine is the electrode lead and the?

Answer 6

Workpiece lead

Question 7

In the imperial designation (ie 7018) tensile strength is shown in?

Answer 7

KSI

Question 8

An electrode with the designation 7024 can be used in which welding positions?

Answer 8

Flat and Horizontal Fillets

Question 9

Using the rule of thumb what is the maximum amperage setting for a 1/8” diameter electrode?

Answer 9

125 amps

Question 10

Low hydrogen electrodes are shipped in what type of package?

Answer 10

Hermetically sealed

Question 11

With SMAW you __________ the electrode

Answer 11

Pull

Question 12

Which two tools are required to properly inspect a smaw weld?

Answer 12

Chipping hammer and wire brush

Question 13

In which position is it okay to push smaw?

Answer 13

Vertical Up

Question 14

Typically GMAW used which type of power supply?

Answer 14

Constant voltage

Question 15

FCAW uses tubular electrodes which contain a?

Answer 15

Flux

Question 16

MCAW uses a tubular electrode which contains a?

Answer 16

powdered metal

Question 17

Which transfer method gives the highest deposition rate is?

Answer 17

spray transfer

Question 18

The transfer method most commonly used for out of position welding is?

Answer 18

short circuiting

Question 19

FCAW and MCAW use which type of drive roll?

Answer 19

Knurled

Question 20

On a flow meter the correct location to read the ball is?

Answer 20

The top

Question 21

With GMAW we generally _______ the puddle

Answer 21

Push

Question 22

If the drive roll tensioner is set too high, what can result?

Answer 22

Bird’s nest

Question 23

When the contact tube to work distance is adjusted which variable changes?

Answer 23

Amperage