Snell's Law of Refraction of Light | Physics

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  • Опубліковано 28 вер 2024
  • This lecture is about Snell's law of refraction of light. I will teach you all the important concepts of Snell's law.
    Q: What is Snell's law of refraction of light?
    Ans: Snell's law states that the ratio of the sine of the angle of incidence to the sine of angle of refraction remains constant until medium is the same.
    To learn more about Snell's law of refraction, watch this lecture.
    #snellslawrefraction
    #refraction
    #physics
    Subscribe my channel at: / @najamacademy
    UA-cam link: / @najamacademy
    Facebook link: / najamacademy

КОМЕНТАРІ • 176

  • @ArshwaH5172
    @ArshwaH5172 Рік тому +6

    Sir u explain in simple words thanks so much

  • @lifeisajourney4066
    @lifeisajourney4066 Рік тому +2

    The BEST TEACHER I HAVE EVER SEEN! Mash' allah.. May Allah bless you!!

  • @seemasultana5642
    @seemasultana5642 2 роки тому +5

    Sir sin60⁰/sin35.5⁰ is 1.6

  • @najiyanasrin1743
    @najiyanasrin1743 3 роки тому +7

    sir your voice is absolutely attractive 😍😍
    so it's really interesting to hear your classes❤

    • @NAJAMACADEMY
      @NAJAMACADEMY  3 роки тому +2

      Love and respect!!!
      ❤❤🙏🙏🙏🙏
      Anyway, where are you from???
      🤔🤔🤔🤔

    • @najiyanasrin1743
      @najiyanasrin1743 3 роки тому +2

      @@NAJAMACADEMY I'm from kerala
      and what about you☺

    • @najiyanasrin1743
      @najiyanasrin1743 3 роки тому +2

      @@NAJAMACADEMY same to you sir❤

    • @AkramKhan-gs2ux
      @AkramKhan-gs2ux Рік тому

      Its really awsome. Very simple and clear

  • @JSRSHORTS01
    @JSRSHORTS01 Рік тому +6

    When I calculate sin60/sin35.5=1.6 answer is different from sin30/sin19.5=1.5

    • @strangerthings2805
      @strangerthings2805 Рік тому

      Words pe mat jao bhavnao ko samjho
      Mtlb concept smjho bro 🙂

    • @glester2221
      @glester2221 Рік тому +1

      Yeah, the answer should actually be 30.7
      But it was a great video

    • @advikbhat
      @advikbhat Рік тому +1

      @@glester2221 THANK YOU BRO!!!!! I WAS DOUBTING MY OWN CALCULATIONS, the last practice question he was getting 25.4, but even i got 30.7 as the angle of refraction

    • @zaheemkhan3729
      @zaheemkhan3729 Рік тому +1

      @@advikbhat SAME OMG I SPEND 30mins THINKING I GOT IT WRONG

    • @zaheemkhan3729
      @zaheemkhan3729 Рік тому

      *spent

  • @riyasteachingclasses3270
    @riyasteachingclasses3270 3 місяці тому

    Thank you so very much ❤️ idk how will I explain my gratefulness

  • @Phantom_Deluxe7
    @Phantom_Deluxe7 Рік тому +7

    Here is another Noteworthy point, along with the same medium for refractive Index we should give an account for color too because colors have different Wavelengths since you may have seen when a light is passed through a prism the bottom color (last) is violet, and top in red, it is because violet (also blue) has lower wavelength and red (also orange) has more wavelength... Less wavelength=more bend towards normal and vice versa

  • @geethikasarvagnasree4988
    @geethikasarvagnasree4988 3 роки тому +3

    Sir can you also make a video on rain man problems and river boat problems as well please..

  • @sasqarimdiis8482
    @sasqarimdiis8482 3 роки тому +3

    Thanks

  • @rukshiasad9591
    @rukshiasad9591 2 роки тому +2

    N1 = 1
    N2 = 1.5
    Sin oi = 50°
    Sin or = ?
    N1 sin oi = N2 sin or
    1 ^sin (50) ÷ 1.5 = sin or
    0.51 = sin or
    Sin `1 ( 0.51 ) = or
    30.66 = or
    Sir i get this answer !! 😣

  • @VinodSharma-pw2ys
    @VinodSharma-pw2ys Рік тому

    Sir your Explanation is very well

  • @Aristotlechan
    @Aristotlechan 2 роки тому +4

    are you sure ? the real ans is 1sin50º=1.5sin30.7º

  • @drvenugopal6588
    @drvenugopal6588 7 місяців тому

    Pls show the calculation method for sine 19 and other degrees

  • @TheRightWinger
    @TheRightWinger 2 роки тому +1

    Saved my semester

  • @emiliadsouza6431
    @emiliadsouza6431 Місяць тому

    Thank you sir

  • @latapatil2659
    @latapatil2659 3 роки тому +1

    Nice explaination sir

  • @ranveerlifestylevlogs5mvie301

    You are one of the best teacher in the world

  • @gamingcenter4547
    @gamingcenter4547 3 роки тому +10

    Sir please upload video on REAL AND VIRTUAL IMAGES
    REQUEST from INDIA 😊😊

    • @NAJAMACADEMY
      @NAJAMACADEMY  3 роки тому +4

      As mentioned, it is already there in our list. So, please wait...🙏🙏🙏
      You will get it...
      🙌🙌🙌🙌

  • @manamann746
    @manamann746 8 місяців тому

    Why we put the opposite refractive indices in front of sini /sinr

  • @berpiz6560
    @berpiz6560 2 роки тому +1

    thank you so much!

  • @yawar_nazir321
    @yawar_nazir321 8 місяців тому

    Love You Sir 💗

  • @shaikmursaleen5901
    @shaikmursaleen5901 Рік тому +1

    Sir how did u get the answers as r=25.4°. I got it as sin50° by sin1.5 as 33.3

    • @shaikmursaleen5901
      @shaikmursaleen5901 Рік тому +2

      Did anyone get the answer like this

    • @briankamau4353
      @briankamau4353 Рік тому

      i got the final answer as 30.7
      @@shaikmursaleen5901

    • @itshappy4320
      @itshappy4320 11 місяців тому

      ​@@shaikmursaleen5901yes

    • @abdullahnur2868
      @abdullahnur2868 8 місяців тому

      I got got 30.44 taking 2 significant digit of sin50

    • @zeusyt794
      @zeusyt794 7 місяців тому

      yes same here 33.3

  • @thiragabathhinabharath9636
    @thiragabathhinabharath9636 Рік тому +1

    33.3

  • @thirupathimultitech7848
    @thirupathimultitech7848 Рік тому

    Thank you sir🙏💕

  • @generalknowledge269
    @generalknowledge269 2 роки тому

    Thank u sooooooo much sir..✨✨

  • @mathewshinda8196
    @mathewshinda8196 2 роки тому +1

    Awesome lectures

    • @saltyfries3943
      @saltyfries3943 8 місяців тому

      its also awesome when you shut up

  • @tusharsingh7913
    @tusharsingh7913 Рік тому

    Sir y we wright sine on the place of sin

  • @sakshamparihar6227
    @sakshamparihar6227 2 роки тому +2

    in the second case that is 60/35/5 it should be 1.69

  • @syedirtiqa07
    @syedirtiqa07 2 роки тому +1

    ❤❤

  • @bis6971
    @bis6971 4 місяці тому

    FOR THE ANSWER OF THE LAST QUESTION THE ANGLE OF REFRACTION IS 31°

  • @fawadullah9263
    @fawadullah9263 Рік тому

    PLEASE MAKE PDF NOTES OF YOU LECTURES.

  • @nancypthomas3434
    @nancypthomas3434 4 місяці тому

    Can you spell it properly ,please..

  • @jombaloyi1699
    @jombaloyi1699 2 роки тому +1

    Can't pronounced English properly and try to speak of a foreigner see this video he or she go in depression

    • @ayooobiiitch
      @ayooobiiitch Рік тому

      Wtf u mean to say??

    • @cheeseballsanimation2802
      @cheeseballsanimation2802 6 місяців тому

      Wdym bro, u srsly can't understand ingle of incidence, ingle of reflection and refrective index?

  • @mamtakushwaha2510
    @mamtakushwaha2510 3 роки тому +4

    Abey yar refractive index ka speed se kya relationship hai 😭

    • @daisythelhasa
      @daisythelhasa 2 роки тому

      Are bro jitna refractive index hoga utna speed kam rahega toh light bend hoga na aur jo velocity 1st medium me tha phir 2nd medium denser rahega toh speed kam hoga isliye voh bend hoga yeh hai refractive index vo measure karta hai jo light ka speed 1st medium pe aaye phir 2nd medium pe kitna speed kam hua

  • @ffmazhargaming5996
    @ffmazhargaming5996 3 роки тому +73

    Sir you deserve millions of subscriber ( INSHA ALLAH ) ONE DAY YOU HAVE A MILLIONS OF SUBSCRIBER ( SIR WHERE ARE YOU FROM?) YOU ARE THE BEST TEACHER IN MY WHOLE LIFE ❤️❤️❤️

    • @NAJAMACADEMY
      @NAJAMACADEMY  3 роки тому +21

      Tha k you so much for your love and support...
      Where are you from???
      🤔🤔🤔

    • @ffmazhargaming5996
      @ffmazhargaming5996 3 роки тому +3

      @@NAJAMACADEMY SIR AP BHUT HARD WORK KAR RAHE HU 🔥🔥🔥🔥 MAI NE 10 SEC KE VIDEO BANAE THE IS APP SE TU 1 GHANTA LAGATA THA (WESE AP PAKISTAN MAI KAHA SE HU SIR?)

    • @ffmazhargaming5996
      @ffmazhargaming5996 3 роки тому +3

      @@NAJAMACADEMYSIR PLZ COLOUMB LAW PE VIDEO BANAO PARSOO BOARD KA PAPER HAI 🥰🥰

    • @ffmazhargaming5996
      @ffmazhargaming5996 3 роки тому +1

      @@NAJAMACADEMY SIR STUDENT YAM PLZ SIR 🥰

    • @NAJAMACADEMY
      @NAJAMACADEMY  3 роки тому +10

      Mein zara 10 din k lia busy houn...
      Jo videos already ban chauke hy woh scheduled hy... so 10 ya 15 din bad free honga...
      Please wait...
      Sorry...
      🙏🙏🙏

  • @Favssss
    @Favssss 2 роки тому +16

    Taught very well 👏

  • @s.pallavipriyayadavs.palla8949
    @s.pallavipriyayadavs.palla8949 11 місяців тому +3

    Good moring sir how can we decide the in the rare medium is n1 in the denser medium is n2 how xan we decide it

  • @KoonKaikk
    @KoonKaikk 6 місяців тому +2

    Good explanation! But i want to know how to calculate the angle of refraction/incidence to the calculator? can you explain?

  • @ShanaeKee
    @ShanaeKee 3 місяці тому +1

    hiii sir thank you for your explanation. I have a question, when I tried calculating the refractive angle (last problem in your video) I came out with the answer 30.71 degrees instead of your answer of 25.4 degrees, can you explain what i did wrong?

  • @mokshareddy6582
    @mokshareddy6582 2 роки тому +1

    The voice is so dope although teaching is good
    No offense

  • @maham5289
    @maham5289 2 роки тому +2

    concept learning however voice is a bit cringe tbh
    no offence but the audio could be better man
    ☺😅

  • @ABC-dh2vd
    @ABC-dh2vd 3 роки тому +3

    Isme sin ka kya role h koi batado yarrr😭😭😭😭

  • @everythingwithtanya6679
    @everythingwithtanya6679 Рік тому +1

    Sir it’s refractive index not
    refrective index 😂😂

  • @streetcricket9940
    @streetcricket9940 4 місяці тому +1

    You are brilliant keep positing keep rocking💥💥

  • @Maazjani17
    @Maazjani17 2 місяці тому

    Sir I really liked your video lecture that's why I want to meet you personally.......... I'll be very thankful to you if you share your location with me..... 🎉

  • @Kareemaskitchen-w2f
    @Kareemaskitchen-w2f 17 днів тому

    Please sir explain refraction of light at prism

  • @afrajshafin6563
    @afrajshafin6563 11 місяців тому +1

    I think answer for the last question will be 30.71 degree 8:31

  • @Exelrod-xq8yj
    @Exelrod-xq8yj 3 місяці тому

    You have to explain the calculation part also for better understanding

  • @AliKhan-uc8tc
    @AliKhan-uc8tc 2 місяці тому

    You are a good explainer❤❤😂😂🎉🎉😢😢😊😊

  • @piyushmishra10study79
    @piyushmishra10study79 2 роки тому +1

    Sir where are you from???

  • @Maazjani17
    @Maazjani17 2 місяці тому

    By the way Sir where are you from?

  • @sayandey3593
    @sayandey3593 Рік тому +1

    Sir appne to kamal kar diya thank you so much fantastic explanation

  • @barbratheloveofhandwork1925
    @barbratheloveofhandwork1925 Рік тому +1

    Thank you sir your explanations always push me to reading more

  • @rajapuramshaikshavali8852
    @rajapuramshaikshavali8852 2 роки тому +1

    Sir What is n2 me
    please reply me fast sir

    • @NAJAMACADEMY
      @NAJAMACADEMY  2 роки тому

      n1 is refractive index of light in the air...
      n2 is refractive index of light in the denser medium like glass or water.
      👍👍👍

  • @panukalu4049
    @panukalu4049 Рік тому +3

    తెలుగు మీడియం వారికి కూడా చాలా సులభంగా అర్థమయ్యే విధంగా ఉంది... ధన్యవాదములు సర్

    • @saivarma6172
      @saivarma6172 7 місяців тому +1

      Anna nenu Telugu vadeni

  • @il_panda1979
    @il_panda1979 7 місяців тому

    more indian = math god

  • @zeenatjahan9403
    @zeenatjahan9403 Рік тому +1

    Very helpful

  • @seedssss
    @seedssss 2 роки тому +1

    Sir it was very well explained but is the answer of the last qna is 33.33...

    • @fatimafarrukh1763
      @fatimafarrukh1763 11 місяців тому

      Wait really? Cause i am getting the same answer and i was thinking i was wrong

    • @fatimafarrukh1763
      @fatimafarrukh1763 11 місяців тому

      I applied the formula n = sin i/sin r. After doing sin(50) i inversed it then divided it by 1.5 to get 33.33

  • @manikanta5093
    @manikanta5093 3 роки тому +1

    Could you make video on light full lesson chapter

    • @NAJAMACADEMY
      @NAJAMACADEMY  3 роки тому +7

      It is very difficult to make a long animated video. Even five minute video takes 12 to 15 hours.
      So, we will complete the whole chapter in many tutorials.
      🙌🙌🙌🙌🙌

    • @manikanta5093
      @manikanta5093 3 роки тому

      @@NAJAMACADEMY thank you

  • @maarecipe8842
    @maarecipe8842 7 місяців тому

    ......

  • @BiswajitMazumdar-j2k
    @BiswajitMazumdar-j2k 2 місяці тому

    Superb

  • @itz_suraj
    @itz_suraj 2 роки тому +1

    Sir I think the answer of last question is 33.33° instead of 25.4°
    Sir please check it and reply me.🙏🏻🙏🏻

  • @cheeseballsanimation2802
    @cheeseballsanimation2802 6 місяців тому

    Incident ingle

  • @jayantikumaribehura6561
    @jayantikumaribehura6561 Рік тому +1

    Thanks sir

  • @aswanthksekhar7145
    @aswanthksekhar7145 10 місяців тому

    Thanks

  • @SenthurKandhan
    @SenthurKandhan 5 місяців тому

    Thanks for clearing my doubts sir🙏🙏🙏🙏

  • @rashedal4346
    @rashedal4346 2 роки тому +3

    Thank you so much Iam in 9th grade and it’s so beneficial keep going !!

  • @shadowline1299
    @shadowline1299 6 місяців тому

    Sir this clss just helped alot.... u explained it really well❤

  • @JaiShreeRam-yq2gr
    @JaiShreeRam-yq2gr 4 місяці тому

    Sir please tell me what is sin i and sin r just defination

  • @sohilgaming9091
    @sohilgaming9091 2 роки тому

    sir please speak english normally

  • @mubasharkhokhar152
    @mubasharkhokhar152 3 роки тому

    sir g 11class chemistry ka chapter no 9..10...11 ky lecture hen??????

  • @Mr.entertainer760
    @Mr.entertainer760 10 місяців тому

    How to find sin30, sin60 ??😢

    • @FaizanKhan-pu1us
      @FaizanKhan-pu1us 10 місяців тому +1

      To convert theta into radian
      Sin theta = theta × pie/180
      For eg. Sin30=30×3.14/180=0.5
      Please like this comment ❤❤

    • @Mr.entertainer760
      @Mr.entertainer760 10 місяців тому

      @@FaizanKhan-pu1us thanks but answer is different when I search in Google

  • @mizlolia
    @mizlolia Рік тому +6

    Thank you so much sir😊 In the last question, I think the answer should be 30.7degrees not 25.4

  • @divyasartworld3248
    @divyasartworld3248 Рік тому

    Thank you so much sir you make it easy😊

  • @Danger12618
    @Danger12618 2 роки тому +3

    Basic knowledge for me🥰👍🏻👍🏻👍🏻👍🏻 Thank you so much sir

  • @jit536
    @jit536 Рік тому

    Thank u sir

  • @ocosaraf3538
    @ocosaraf3538 Рік тому

    हिंदी में भी बना दीजिए

  • @divyasartworld3248
    @divyasartworld3248 9 місяців тому

    Sir in the question you took n1=1how we know I don't understand this please reply me

    • @janekimjim41
      @janekimjim41 5 місяців тому

      the refracted index of air will always be constant which is 1

  • @sahilmushtaq6234
    @sahilmushtaq6234 2 роки тому

    Thankyou so much brooo😙😙😙😙😙

  • @apurbanoordihan9878
    @apurbanoordihan9878 Рік тому

    How can we prove the law?

  • @asimahmad306
    @asimahmad306 2 роки тому

    sir ge ❤️❤️❤️❤️❤️🍁❤️❤️❤️❤️❤️❤️❤️

  • @asimahmad306
    @asimahmad306 2 роки тому

    sir thanks 👍👍❤️👍👍

  • @manic-uq9si
    @manic-uq9si 11 місяців тому

    Good

  • @srikrishnagorripati2539
    @srikrishnagorripati2539 Рік тому

    Thank you sir

  • @Diviner-ip2pq
    @Diviner-ip2pq Рік тому

    Very nice

  • @mirmushtaq6673
    @mirmushtaq6673 2 роки тому

    Amazing sir

  • @sonakshishah3215
    @sonakshishah3215 2 роки тому

    Awesome sir

  • @Silencer7a
    @Silencer7a 2 роки тому

    Thanks 🙏

  • @mprasanna6939
    @mprasanna6939 2 роки тому

    Good

  • @paritossh7516
    @paritossh7516 2 роки тому

    Why sini/sinr opposite refractive index

    • @saltyfries3943
      @saltyfries3943 8 місяців тому

      none of your business you nosy kid

  • @asimahmad306
    @asimahmad306 2 роки тому

    sir ge you are good techar 👍

    • @saltyfries3943
      @saltyfries3943 8 місяців тому

      fix your grammar and spelling kid

  • @shashindar2237
    @shashindar2237 3 роки тому

    sir subtitles pettandi

  • @rajapuramshaikshavali8852
    @rajapuramshaikshavali8852 2 роки тому

    Sir what is n1 mean

  • @danaababtain9004
    @danaababtain9004 Рік тому

    How did you know at 7:42 that n1=1 it didn't mention that in the Q?

  • @kargbomoses5067
    @kargbomoses5067 Рік тому +1

    To be sincere …Only God can pay you for your relentless service towards us.

    • @NAJAMACADEMY
      @NAJAMACADEMY  Рік тому

      Love and respect!!!🙏❤️❤️❤️

  • @yosraosman6819
    @yosraosman6819 2 роки тому +1

    Thank you very much for this lecture, it was very excited and funny to learn ✨💕🤍♥️🥰