Lec 13 - Submerged arc welding

[@pushpendraverma1554]

this man is rescuing me again and again in mt , thankyou

[@TheMegha1123]

Kindly use Dr or Prof instead of this man., Respect in all terms required while addressing Profs , Cheers

[@dilipkush.9315]

thank you, Sir, and love you from AMU.

[@rahuljaiswal3688]

Sir your explanation is mind blowing🤯 but please remove the slide please please please please😫🙏🙏

[@tubesun28]

the presentation should improve sir.... need to use more PPT and screen typing instead of a white board .... thanks

[@ALOKKUMAR-rg1hm]

Sir aap hindi me pdhao