QuestionApril 26, 2025

Thoriated tungsten electrodes are pointed and used with sine wave AC. A True B False

Thoriated tungsten electrodes are pointed and used with sine wave AC. A True B False
Thoriated tungsten electrodes are pointed and used with sine wave AC.
A True
B False

Solution
4.3(331 votes)

Answer

B False Explanation 1. Analyze the statement Thoriated tungsten electrodes are typically used for DC welding, not AC. For AC welding, pure tungsten or zirconiated tungsten is preferred due to their better arc stability with sine wave AC.

Explanation

1. Analyze the statement<br /> Thoriated tungsten electrodes are typically used for DC welding, not AC. For AC welding, pure tungsten or zirconiated tungsten is preferred due to their better arc stability with sine wave AC.
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