CLASS 9 PHYSICS|CHAPTER.1 REFRACTION OF LIGHT|PART 4|NEW TEXT|English medium | DELTA ONLINE CLASSES

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[@adhi8354]

Very nice classs 🎉❤

[@ilfanasin3713]

Great class, keep going❤️✨

[@chinnuas2570]

12:55 critical angle of glass is 42°.Angle of refraction 90° aakumbol ulla angle of incidence alle critical angle. Apol answer 42° alle (in fig d).

[@Deltagroup342]

In this question they had mentioned water air pair,the medium glass doesn't have any role in the question. Thanks for watching 😊❤

[@chinnuas2570]

​@@Deltagroup342 what is the critical angle of glass?Ennu question varumbo enthinaa air- water pair nokkunnath?....fig(e) il total internal reflection nadakkumbol ulla angle of incidence aanu 44°. Critical angle enthayalum athil kurav aayirikkum ennaanallo..apo fig(d) yil thannirikkunnth alle critical angle

[@chinnuas2570]

​@@Deltagroup342Njn question (b) yude answer aanu paranjth

[@chinnuas2570]

Question (b) yude answer ningl koduthirikkunnath 44° ennaanu. But correct answer is 42°

[@aleenasachin2895]

Thank you

[@Kadeejakp-zj3px]

Very informative.the way you present the topic is amazing thankyou teacher❤😊

[@nasircmon2007]

Let us asses next classil pratheekshikkunnu

[@Deltagroup342]

Definitely 😊

[@aparnasatheeshaparna2392]

🎉😢

[@nasircmon2007]

Super

[@malluhealthcaretips]

Figure 1.18 il critical angle of glass 42 alle

[@RejiniSasi]

Nice Class ❤

[@fathimafuadh6418]

Super class 🎉🎉😃😃😃😃😃😃

[@nasircmon2007]

Next

[@nasircmon2007]

Pls miss

[@rajeenakolappetta1422]

Send let us assess

[@Deltagroup342]

Please see part 5

[@parvathyps994]

❤

[@thahira984]

Kifilam better than some education TH-cam channel

[@Deltagroup342]

That means a lot to us🤗💗