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| Q. |
What is the only difference between Plasma arc welding and TIG welding? |
| A. | flux is not used |
| B. | construction of torch is different |
| C. | gas is not used |
| D. | tungsten electrode is not used |
| Answer» B. construction of torch is different | |
| Explanation: construction of the torch is the only difference between plasma arc welding and tig welding. both the tig and paw are uses tungsten electrodes. | |
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