100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
GMAW Test Review Questions and Answers Fully Solved 100% $8.39   Add to cart

Exam (elaborations)

GMAW Test Review Questions and Answers Fully Solved 100%

 5 views  0 purchase
  • Course
  • GMAW
  • Institution
  • GMAW

A worn contact tube results in a) poor arc starts. b) ropey welds. c) excessive spatter. d) porosity. - ️️a) poor arc starts Electric current is transferred to the electrode through the a) gun cable liner. b) contact tube. c) wire feed rolls. d) gas diffuser. - ️️b) contact tube G...

[Show more]

Preview 2 out of 5  pages

  • November 9, 2024
  • 5
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • GMAW
  • GMAW
avatar-seller
PatrickKaylian
GMAW Test Review
A worn contact tube results in

a) poor arc starts.
b) ropey welds.
c) excessive spatter.
d) porosity. - ✔️✔️a) poor arc starts


Electric current is transferred to the electrode through the

a) gun cable liner.
b) contact tube.
c) wire feed rolls.
d) gas diffuser. - ✔️✔️b) contact tube


GMAW is the abbreviation for?

a) Gas Machine Arc Welding.
b) Gas Method Arc Welding.
c) Gas Material Arc Welding.
d) Gas Metal Arc Welding. - ✔️✔️d) Gas Metal Arc Welding

In GMAW, insufficient gas flow can cause?

a) Undercut.
b) Overlap.
c) Porosity.
d) Hydrogen cracking. - ✔️✔️c) Porosity


The benefit of copper coated electrode wires is

a) better arc starts.
b) increased contact tip life.
c) improved wire feeding.
d) all of the above. - ✔️✔️d) all of the above

What type of power source is used for GMAW?

a) Constant Current
b) Alternating Current

, c) Variable Voltage
d) Constant Voltage - ✔️✔️d) Constant Voltage

In GMAW, which type of metal transfer is restricted to flat position and horizontal
fillet welds?

a) Pulsed Transfer
b) Short Circuiting Transfer
c) Spray Transfer
d) Surface Tension Transfer - ✔️✔️c) Spray Transfer


In GMAW, the shielding for the molten metal is accomplished through the use of

a) granular flux.
b) inert and reactive gases.
c) reactive gases only.
d) inert gases only. - ✔️✔️b) inert and reactive gasses

What type of electrode wire is used with GMAW?

a) Flux cored
b) Solid
c) Tubular
d) None of the above - ✔️✔️b) Solid

In GMAW, the amperage is controlled by adjusting the

a) voltage.
b) wire feed speed.
c) wattage.
d) arc length. - ✔️✔️b) wire feed speed

In GMAW, electrode extension is defined as the distance from the

a) nozzle the molten weld pool.
b) end of the contact tube to the molten weld pool.
c) tip of the wire to the molten weld pool.
d) end of the contact tube to the tip of the wire. - ✔️✔️d) end of the contact tube to the
tip of the wire.

Which AWS electrode classification is correct for GMAW wire?
a) ER70S-3
b) E70S-6
c) E70-S3

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller PatrickKaylian. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $8.39. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

81989 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$8.39
  • (0)
  Add to cart