Science (Physics) Refractive index and critical angle

[@oneoverallk94arghjeet50]

Love from 🇮🇳

[@Angye-vq2dg]

Keep on sir my God be your Strength

[@Jay_wise]

This is really great

[@user-ox4ej5ve9t]

thank you for your explanation

[@starrlightmediazambia7794]

Great presention

[@paulSmith-ol9qy]

My former teacher ❤❤

[@jeromegoma1294]

Sir what type of calculator are u using I could like to get one when writing my exam on 06 nov

[@MollySimasiku-kj9iw]

Thank you very much, now am ready to answer any question on refraction.Will be writing science P1 on 31 July

[@caciousmwelwa-ci9rh]

Good work sir... I see you...

[@lox-shineguy6820]

What’s the i for, in the formula of critical angle

[@PeggyHarawa]

Powerful

[@MwendaMubanga-ob7jp]

Thank you sir

[@user-iw4vu7or6p]

thank you

[@joshuasimubali4940]

Am willing to learn with you.

[@user-qi9ne3pd8w]

Thanks so much teacher😢😢😢❤❤❤❤

[@user-pn2tj6tl9k]

❤❤❤❤

[@Constancephiri44]

That is the formula for all critical angles or maybe that formula only apply to critical angles of water?

[@gabbicicgabby9091]

Can apply to any media

[@philemonchipenge]

thank you, sir, well explained.