Question

what are some advantages of gmaw?
(select all that apply.)

it has less starts and stops
it can be used in all positions
its simple to learn
its portable
its clean

Explanation:

Analyze the characteristics of GMAW

Using the GMAW Definition knowledge point

Gas Metal Arc Welding (GMAW), commonly known as MIG welding, is a semiautomatic or automatic welding process. We evaluate each option based on its standard operational characteristics:

• It has less starts and stops: True. Because GMAW uses a continuously fed wire electrode from a spool, it does not require frequent stops to change electrodes like SMAW (stick welding) does.
• It can be used in all positions: True. With proper settings, shielding gas, and transfer modes (such as short-circuiting transfer), GMAW can be used in flat, horizontal, vertical, and overhead positions.
• It's simple to learn: True. GMAW is widely considered one of the easiest welding processes for beginners to learn because the wire feed rate and arc length are controlled automatically.
• It's portable: False. GMAW requires a heavy shielding gas cylinder, a wire feeder, and a power source, making it significantly less portable than SMAW or oxy-fuel setups.
• It's clean: True. GMAW produces very little slag and minimal spatter when set up correctly, requiring far less post-weld cleanup compared to SMAW or FCAW.

Answer:

• It has less starts and stops (Correct answer)
• it can be used in all positions (Correct answer)
• It's simple to learn (Correct answer)
• It's portable
• It's clean (Correct answer)