A) a by-product of the natural gas industry B) heavier than air C) much cheaper than argon D) used with alternating current A) a by-product of the natural gas industry B) heavier than air C) much cheaper than argon D) used with alternating current

Exam 15: Gas Tungsten Arc Welding Equipment and Materials

Argon and helium are noble inert gases.

(True/False)

4.8/5

(82)

Question 21

____ torches have three hoses connecting to the welding machine.

(Multiple Choice)

5.0/5

(72)

Question 22

The nozzle size, both length and ____________________, is often the welder's personal preference.

(Short Answer)

4.7/5

(76)

Question 23

Nitrogen is used to increase surface tension when welding copper.

(True/False)

4.8/5

(79)

Question 24

Helium is ____.

(Multiple Choice)

4.9/5

(67)

Question 25

Showing 21 - 25 of 25

Argon and helium are noble inert gases.

____ torches have three hoses connecting to the welding machine.

The nozzle size, both length and ____________________, is often the welder's personal preference.

Nitrogen is used to increase surface tension when welding copper.

Helium is ____.

Introduction

Welding Safety

Shop Math

Reading Technical Drawings

Welding Joint Design, Welding Symbols

Fabricating Techniques and Practices

Welding Shop Practices

Shielded Metal Arc Equipment, Setup, and Operation

Shielded Metal Arc Welding Plate

Shielded Metal Arc Welding Pipe

Gas Metal Arc Welding Equipment and Materials

Gas Metal Arc Welding

Flux Cored Arc Welding Equipment and Materials

Flux Cored Arc Welding

Gas Tungsten Arc Welding

Oxyfuel Welding and Cutting Equipment, Setup, and Operation

Oxyacetylene Welding

Soldering, Brazing, and Braze Welding Processes

Soldering and Brazing

Oxyacetylene Cutting

Plasma Arc Cutting

Arc Cutting, Gouging, and Related Cutting Processes

Other Welding Processes

Welding Automation and Robotics

Filler Metal Selection

Welding Metallurgy

Weldability of Metals

Welder Certification

Testing and Inspecting Welds

Filters