Deck 5: Welding Procedures and Equipment

Question 1

Epidermis is the top layer of the skin, and skin is the body's first defense against infection.

Answer 1

True

Question 2

Technician A says that all the welding including frames can be done with a 115-volt welder. Technician B says that a 115-volt welder can easily weld with wire of .095 diameter. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Answer 2

D

Question 3

Technician A says the proper respiratory protection requirements for welding galvanized steel can be found in the MSDS. Technician B says that MSDS sheets include all local emergency phone member on them. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Answer 3

A

Question 4

Technician A says that TIG welding is the preferred method of welding aluminum in collision shops. Technician B says the shielding gas for aluminum and steel are the same . Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 5

Technician A says the protective cap must be installed at any time when moving any high pressure cylinder until it is secured in the welding cart. Technician B says even though the welder is grounded, the technicians must not use it an area where the floor is wet. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 6

GMAW in the collision repair industry uses pure argon shielding gas.

Question 7

Technician A says that fires are classified as A, B, C, and D and the corresponding fire extinguisher should be used to extinguish it. Technician B says that a C grade fire extinguisher is for putting out electrical fires. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 8

Technician A says that plasma arc cutting requires the use of a shielding gas. Technician B says the recommended electrode wire used for steel is AWS-ER70S6 . Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 9

Technician A says that MIG welding without proper protection can cause third degree burns to the skin. Technician B says that the sandy feeling in the eyes after welding without proper eye protections is second-degree burns caused by ultraviolet light. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 10

Technician A says that safety glasses should be worn when welding even though a full face helmet is being used. Technician B says that goggles protect eyes against splashes. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 11

Current is measured in ____________________.

Question 12

A tack weld is a strong and permanent weld.

Question 13

Technician A says that GMAW aluminum welding uses a mix of Argon and Carbon Dioxide and is therefore truly a MIG welding process. Technician B says silicon bronze welding is commonly done using a standard MIG welder. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 14

MIG stands for Metal ____________________ Gas.

Question 15

Gas Metal Arc Welding (GMAW) is a more accurate term for wire welding than MIG Welding.

Question 16

Technician A says that pulsed spray arc is the type of metal transfer recommended for use when GMAW aluminum welding on thicker materials. Technician B says that aluminum welding wire of the 5000 series is the wire type recommended for automotive welding. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 17

A shielding gas flow of 25-50 ____________________ is the general recommendation for shielding gas for collision repair GMAW.

Question 18

CFM stands for Cubic ____________________ per Minute.

Question 19

Welding produces ____________________ light that will damage eyes if not properly protected.

Question 20

Most welds used in the manufacturing of steel unibody vehicles are squeeze-type resistance spot welds (STRSW).

Question 21

Why is structural weld quality so important?

Question 22

Explain how ultraviolet light could affect exposed skin.

Question 23

If a collision repair shop used 1.5 cylinders of shielding gas per week, how many would the shop need for a year?

Question 24

How does sound affect how a weld technician adjusts his travel speed?

Question 25

Why is overhead welding more difficult than welding flat?