IGCSE Physics Section C - Waves: Light Waves

Snell's law, refractive index, critical angle

[@sinithhettiarachchi9214]

one of the best explanations I have heard in a long time. No cap

[@mushroomsara304]

frrr

[@Mujiboy]

real

[@Depression125]

you are the best teacher and your the only teacher I understand properly thank you for your help!!!!!!!!!!!!

[@kasus2gakjelas]

You're a fantastic teacher!!!

[@bruhweher5804]

Indeed

[@Dikshya1D]

Thank you soooo much...You explain things really nice and it is now very easy to understand the concept of waves....I really appreciate your teaching style.

[@emanstudied]

Thank you!
You explanation is concise and satisfied my doubts!

[@mohammadshahriar5426]

Fabulous.....💪💪🔥🔥

[@alizaman2196]

very good explaination

[@Zinhle09]

Thank you Sir.

[@yaavlogs4128]

very informational!

[@nebyaaaaaaaaattttt]

i put (sin40) / (sin27) in my calculator. is this a problem with my calculator? everywhere i checked, sin40 / sin27 = 0.779.

[@copyboardcreative]

radiants error

[@jamiegatland7680]

1.42 when going to 3 s.f. you round up if the 4th s.f. Is a greater digit or equal to the digit of 5

[@salmanfitra8426]

yo chill with the explanation he made mistake by accident

[@Taariq2]

@@salmanfitra8426 still

[@daydreamsun]

@@salmanfitra8426 ikr

[@hrithikmaru8563]

How can you calculate the refractive index of air

[@FM-oe7hc]

thanks sir