[@abs1426]

Very very helpful, even for professional ones!👍🏽🙏🏼

[@vikkivikas3685]

Simply supurb, very good explanation,thank you so much

[@punksnotdead4766]

Great video. Very helpful

[@Levison_1]

Very helpful explanation. Thanks alot

[@gulabg7]

Thanks for the easiest explanation .
My query is what will be the unit?

[@musical_vibes0x0]

Thankyou Sir 🙏🏻😊

[@irapashunnur8237]

Sir, Nice. But in Ra calculation, Height of every Valley toh aapne liya hai, lekin height of every Peak bhi lena hoga kya ? Please bataye
Reply

[@mostafazamanmayaj7286]

Which type of board are you using ?

[@ankitataur1533]

Ra zero ho sakta hai kya?

[@tateswarmahadev926]

Sir please Hindi spik ni video

[@amaraofmechanical8246]

Give picture from std book