Numericals to calculate numerical aperture, V number and number of modes

[@kabirsingh3680]

VERY WELL EXPLAINED …… A PLAYLIST THAT IS EXAM READY SIR ….. HATS OFFF !!!,❤❤

[@EngineeringPhysicsbySanjiv]

All the best

[@nanothefruit8063]

Really helped me a lot, thank you sir.

[@EngineeringPhysicsbySanjiv]

Most welcome!

[@NaimIslam-ts4sb]

Very Helpful .Thank you sir

[@EngineeringPhysicsbySanjiv]

Glad to know it helped

[@abdxlive]

Nice Sir

[@EngineeringPhysicsbySanjiv]

Thanks

[@sujalgarg4535]

Thankyou ❤️

[@surajmishra4706]

Thankyou soo much sir.

[@rajivsinha5662]

last sum is incorrect the value of V is 82.3308

[@EngineeringPhysicsbySanjiv]

Its correct