Equation for refraction at single spherical surface||Ln 6||Ray Optics||STD 12||sky physics

[@kavikavi9673]

Each and every explanation is very useful for students.brief explanation is very good. Thankyou sir

[@skyphysics4621]

Welcome

[@ramakrishnan6291]

Sooperb sir 👏

[@skyphysics4621]

Welcome 🤗

[@phavansanjais1088]

very helpful sir thank u very much

[@skyphysics4621]

Welcome 😁

[@manjukuppusamy2184]

I am continously watching ur classes sir

[@skyphysics4621]

Thank you 😊

[@MOGESHWAR]

Can we use sine or cos
How to choose these sine ,cos,tan

[@shrinivasvignesh2162]

Tnx sir

[@skyphysics4621]

Welcome pa

[@siberaj9307]

why are u not try group exam??

[@skyphysics4621]

Not interested

[@ramakrishnan6291]

Thank you so much sir🥰👏

[@skyphysics4621]

Welcome 🤗

[@chinnarajm7543]

Solved problems for which guide is good sir

[@skyphysics4621]

Wait for new edition guide. So many mistakes in the previous guides

[@chinnarajm7543]

@@skyphysics4621 Thank u sir

[@nalinasri7180]

Thanks sir

[@skyphysics4621]

Study

[@skyphysics4621]

Work hard and score good marks

[@mujeebrahman4873]

Sir beta = r+ gamma epudi sir vanthuchu

[@skyphysics4621]

Watch fully.

[@MOGESHWAR]

Why using tan

[@keerthikakeerthika845]

Sir intha question na tamil la poduga sir....🙏🏻🙏🏻🙏🏻

[@skyphysics4621]

Tamila videos iruku.