General Studies · Arc Welding
पारंपरिक आर्क वेल्डिंग प्रक्रियाओं में ऊष्मा का प्राथमिक स्रोत क्या है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1ऊष्माक्षेपी रासायनिक प्रतिक्रियाएं
- 2एक विद्युत आर्क✓
- 3लेजर बीम विकिरण
- 4यांत्रिक घर्षण
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