Calculation of Powder factor asked in NCL 2023

[@gangadharrajak7335]

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[@gunvantbele-miningclasses]

ok

[@ajithembram315]

🙏🙏🙏🙏

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ok

[@jitendrakumar4616]

Thanks so much🎉🎉🎉

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ok

[@bhimaturi]

PF factors understood sir ji🙏🙏🙏

[@gunvantbele-miningclasses]

ok

[@pradeeptandon1925]

Thankyou Sir....🧡🙏😍
Sir Or bhi numerical cover kariye jo.. Upcoming exam me ane layak...

[@gunvantbele-miningclasses]

Ok

[@vsreenu8927]

Sir good morning ☀️🌄 you Hiro

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Ok

[@kanhuswain8258]

Group Mai kese join honge sir

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[@ShivamPandey-gz2qf]

Sir video ka notification nhi aata h

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