General Studies · Welding
रेलवे लाइनों को आमतौर पर निम्नलिखित में से किस प्रक्रिया द्वारा जोड़ा (वेल्ड किया) जाता है?
- 1थर्मिट वेल्डिंग✓
- 2रेसिस्टेंस वेडिंग
- 3आर्क वेल्डिंग
- 4गैस वेल्डिंग
सही उत्तर देखें
थर्मिट वेल्डिंग
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