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Thank you sir

Thank you so much sir

Thank you sir ji

Sir itni kam depth ke liye use kar rhe hai to mine worker to enter nhi kar payege because normal men height se less hai coal seam. To iss method me fully mechanized way me extract hota hai kya sir

Sir, is there any difference between bord and pillar method and room and pillar method

Thankyou sir

Wire gauge made of?? Which metal

Thankyou sir 🙏

Sir part 3 ??

Thank you sir 🙏

Gas testing ke oral exam m v aapse bhut help mila tha sir please make a videos on mining imp topic for competitive exam in mining

Sir dj desmukh vol 1 and vol 2 ka sara topic pe videos bnaiye na bhut help full hain aapka videos

sir book ka pdf milega ?

Sir namastey dj vol 1 ka chapter 11 pura pdha dijiye na please sir 😢

Tq sir...❤️

Where is part 3 video

Sir what is the k factor for pneumatic stowing in underground mines

Isolation stoping fire se bachane k liye hota hai padhe hai, Google me to wohi h

Dip jyada ho to konsa method jayenge sir?

sir please upload part 2

38 cm ka ventilation stopping .... Ye DGMS circular 17 of 1964 ka hai.... Ab iska data change ho gaya hai ..... 25cm Masonary/Brick/concrete 15cm RCC

Sir apk koi paid class chle hai kya

Bahut acha smjhaya apne👍

Thank you sir

3rd part sir iska???

Amit ji aapse contact kar sakta hu kya

Very informative video ❤

Very helpful sir thankyou so much ❤❤

Eska agla part v daal degye

Is LHD similar to the electrical LHD

Supper sir ❤️❤️

Thank you sir samjha ne ke liye kal mera exam confusion dur hogya 😊

Is pneumatic and mechanical stowing is same ?

Sir notes provide kijiye na is video ka .

Thank you Sir

thanks

Sir ppt milsakti he

Thank you so much sir

Sir aap kahan chale gaye aap ka video hamareliye bahot helpfull hota tha 😢😢 ab aap ka videos bhi nahin aaraha hai❤❤

Thank you sio❤❤🙏🙏🙏

Thank you sir. Can you send the book of Mine Economics Sir

Thank you sir. Could you please recommend any book regarding Mine Economics

Sir please make a video on opencast mine regarding plans

Superb

Thank you sir. Could you please tell me any book related to mine economics?

Sir can you provide me this pdf ?

Sir when temperature of downcast or upcast is given in Kelvin you have to convert it celcius ? Please tell me sir 🙏🙏.

🙏

Goaf void of 250m3 is filled in 3 hrs, density of sand=2.6tn/m3 , fill factor of goaf =0.9 and sand: water ratio 1 tn of 1.1m3.calculate the stowing rate in m3 /hr?

Thank you sir