He-Ne Laser

[@karunakaryadav9613]

Sir.. superb sir

[@reviewforyou1790]

Thank you bro exam undi correct time lo neee video chusi screenshot thisi chadhuvukunna , ma teacher waste bro em cheppadam radhu 😂😂

[@kirtisingh9794]

osm points

[@bhavani1704]

Super 💯 tq so much sir

[@jewelshukla475]

👍👍👍👍👍👍👍👏👏👏👏

[@hrgupt3944]

🙏🙏🙏🙏🙏🙏

[@dhireshpandey5224]

Very nice sir

[@MuhammadArshad-ni6zn]

Gas laser k baary mn video send kr dean g only gas laser

[@adarshkumargupta8517]

Thanks

[@seenaseena7392]

❤

[@राधेराधे-ब5म]

👌👌👌👌👌👌

[@durgareddy3908]

👌👌👌

[@sanatani_creator]

great

[@krishnaraohanumantu9408]

Spr sir.... excellent

[@atulshukla66]

Thanks 👍

[@Pawankumar90.4]

notes bi de diya kro plz.....

[@hrgupt3944]

Thanks a lot sir

[@atulshukla66]

Most welcome

[@PraveshKumar-pi7qc]

Nice sir

[@atulshukla66]

Thanks and welcome

[@vshall.18]

Nice sir but the ratio is 10:1...

[@atulshukla66]

This is all about the construction method
But your way of writing this very 👍

[@shiwanikumari9572]

Sir he and Ne ka ratio 10:1 hoga nh aap 7:1 bataye h

[@atulshukla66]

Both are possible
It depends upon pumping and manufacturing parameters

[@shiwanikumari9572]

Ok sir thank you 😊

[@Ayushoberoi_10]

Humne bhi aisa he pdha tha

[@Pintu_ky]

Google classroom.. Class code