____ are added to the flux and form a slag.

A. Carbon, chromium, and vanadium
B. Aluminum, silicon, and titanium
C. Potassium, sodium, and zirconium
D. Oxygen, argon, and nitrogen


Answer: C

Trades & Technology

You might also like to view...

What is the minimum distance that a small remotely piloted aircraft must remain from a non-participating person in basic operations?

A. 20 metres. B. 1/2 nautical mile. C. 100 feet. D. 500 feet.

Trades & Technology

A cementitious terrazzo floor covering

A) requires divider strips at spacing not exceeding 5 ft. B) requires divider strips at spacing not exceeding 7 ft. C) requires divider strips at spacing not exceeding 4 ft. D) requires divider strips at spacing not exceeding 3 ft. E) does not require divider strips except at floor transitions and change of mix color and pattern.

Trades & Technology

Where are unit and wall electric heaters typically mounted?

What will be an ideal response?

Trades & Technology

What type of motors have field windings wired in parallel with the armature?

A. series B. compound C. synchronous D. shunt

Trades & Technology