To find focal length of concave mirror by plotting graphs between u & v .Prakash & Mini

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  • Опубликовано: 10 сен 2024
  • To find focal length of concave mirror by plottinng graphs between u & v. or between 1/u & 1/v

Комментарии • 463

  • @af5683
    @af5683 3 года назад +1516

    Who have physics practical tomorrow and watching it one day before exam 😬😬

  • @chaitragouda9948
    @chaitragouda9948 2 года назад +330

    Physics exam at 11:00AM ...and watching it at 8;00AM...😝.. thank you so much sir 🙏

  • @shruti7908
    @shruti7908 2 года назад +84

    My school doesn’t even have an optical bench😂😂. They say us to calculate the distance from meter scale.

  • @srivardhnipal5375
    @srivardhnipal5375 8 месяцев назад +53

    That feeling when you finally achieve the goal of having the tips touching perfectly beats nothing else in the physics lab.

  • @prachisingh3156
    @prachisingh3156 3 года назад +180

    Who are watching before one day of board practical.....

  • @DryMint666
    @DryMint666 6 месяцев назад +11

    2024-25 attendance 🙋🏻

  • @beamyt3608
    @beamyt3608 3 года назад +44

    Who all are watching 1 day before practical exam 😂

    • @sloNsteady
      @sloNsteady 3 года назад

      Me

    • @lvs746
      @lvs746 3 года назад

      Me 😅

    • @nomrelol
      @nomrelol 2 года назад

      I am watching in recess exam is in next period 😂 😂

  • @pallavi2787
    @pallavi2787 7 месяцев назад +8

    Is it a Parampara of watching lectures just before examination or am I only the person😢😢😢😅😅

  • @smitashrivastava7279
    @smitashrivastava7279 4 года назад +243

    Who has physics practical tomorrow 😜

  • @shampamondal1814
    @shampamondal1814 8 месяцев назад +21

    2023-24 batch here

  • @rudragoudapatil4961
    @rudragoudapatil4961 2 года назад +10

    explained very well sir , but we should appreciate camera man work he even showed detail work or marking points

  • @unknownxgaming17
    @unknownxgaming17 4 года назад +8

    Best phy practical teacher ever!!! Bhai fan ho gya

    • @smeetsheth2129
      @smeetsheth2129 3 года назад +1

      @@shivanipaspohe7785 ladke ka chakkar babu bhaiya

  • @adi_itya08
    @adi_itya08 3 года назад +4

    Watching it in morning of my practicals

  • @Game--Mania
    @Game--Mania Год назад +4

    Nice 👍 Background Music

  • @user-jc8kh4oi4t
    @user-jc8kh4oi4t 7 месяцев назад +3

    Practical ka din teacher k phone se just before an hour of practical

  • @student_0224
    @student_0224 4 года назад +11

    Sir thanks a lot...
    Your video helped me...
    U have very good apparatus...

  • @DavidTAbe
    @DavidTAbe 3 года назад +32

    Hi! Please how does 1/u, 1/v and f becomes positive when u and v are negative?

    • @aviralamar4408
      @aviralamar4408 2 года назад +5

      Concave ke liye f = -ve

    • @impanack3504
      @impanack3504 2 года назад

      They r negative only

    • @rustynail3519
      @rustynail3519 Год назад

      For covex mirror f=-ve and for concave f=+ve

    • @_piyush_yadav_
      @_piyush_yadav_ Год назад

      Brother jab u,v,f sb -ve hi hai to cut kae +ve hi to hoga.(f for concave mirror is -ve.)

  • @pankajsharawat3535
    @pankajsharawat3535 Год назад +1

    I have my physics practical today and I am seeing this video 4 hours before practical

  • @palakrajput5043
    @palakrajput5043 Год назад +5

    The best explanation ever🤞🏻👍

  • @aayushisanadhya2536
    @aayushisanadhya2536 Год назад +7

    2022 batch anyone?

  • @iamsashanksahil
    @iamsashanksahil 3 года назад +15

    *No One
    Me instead of seein' parallax error... Was tryin' to see what is the camera company and the cameraman's face at 3:47 🤭😂😅
    Well Thank You Sir And A Like To CameraMan Who Gave Us Clear View❤️

  • @factgamer6634
    @factgamer6634 3 года назад +1

    Mera to aaj h practical, n its osm sir ,very helpful video
    Thx a lot sir🙏🙏

  • @subirsaha3949
    @subirsaha3949 Год назад +8

    Thank You Sir,
    Your explanation was really wonderful

  • @AmazingVideoGaming
    @AmazingVideoGaming 4 года назад +14

    Who are kvians

  • @saiyedkherunnissa1404
    @saiyedkherunnissa1404 6 месяцев назад +1

    True legends watch all practicals one day before😂

  • @sharmilabhattacharjee2913
    @sharmilabhattacharjee2913 4 года назад +43

    Who are giving the physics practical in 2020 CBSCE.

  • @Swetasaidane
    @Swetasaidane 7 месяцев назад +3

    23 Jan 2024 ko practical exam hai..dr lg rha hai

  • @jatinvloger8144
    @jatinvloger8144 4 года назад +7

    Thanks Sir it helped me in practical exam and this experiment cleared the doubt

  • @afreenkhan7372
    @afreenkhan7372 3 года назад +20

    Sir can you pls tell us related questions from this practical

  • @dx-gamar5652
    @dx-gamar5652 Год назад +3

    We are legend students in india

  • @RakeshMRaki-fj1lx
    @RakeshMRaki-fj1lx 2 года назад +3

    Watching 2min before practical exam

  • @zamaan167
    @zamaan167 7 месяцев назад +1

    Watching ii on the boards practical day

  • @AkashAkash-jw5pf
    @AkashAkash-jw5pf 7 месяцев назад +1

    Physics exam is 9;00 o clock Legends watching this befor one hour 😜😎

  • @anushreewakode3284
    @anushreewakode3284 7 месяцев назад

    Thankyou sir for clear explanation of procedures and setup of entire experiment. It clears the doubt

  • @srsingh888
    @srsingh888 5 лет назад +24

    Very nicely explained!

  • @soukhyahegde4960
    @soukhyahegde4960 2 года назад +4

    Am watching this before 1 hour for my exam 😂

  • @simrankhatun1566
    @simrankhatun1566 Год назад +1

    watching it 4 hrs before exam...current time 4:15 AM in the early morning

  • @Freebird2080
    @Freebird2080 3 месяца назад +1

    The practical exam is at 7'oclock and I am watching this video at 5:45😅

  • @sahiltewani3578
    @sahiltewani3578 6 месяцев назад +2

    Ultra Legend watching it at 2x speed 3hour before exam😂😂💀🗿

  • @poongodimanimani9317
    @poongodimanimani9317 Год назад +1

    Thank you so much Sir for valuable explanation

  • @nivedithaps1864
    @nivedithaps1864 2 года назад +2

    Tomorrow is my exam I watch vedio today 🤭

  • @niteshmeena4051
    @niteshmeena4051 Год назад +2

    Ajj hi he yrr 😂😂😂 2 ghante me morning mess ke just baad se
    Now : 5:09

  • @priyankabaghel6501
    @priyankabaghel6501 2 года назад

    Kl Mera practical exam hai..... Thank you sir nice explanation ♥ ♥ ♥ ♥

  • @yaserhussain69
    @yaserhussain69 4 года назад +13

    The upright which is used for image distance, is it only higher for better visibility.

    • @stutishah8748
      @stutishah8748 4 года назад +1

      Yes, i think

    • @LEO-mb9dl
      @LEO-mb9dl 4 года назад +1

      Was going to ask about the height of the uprights
      Scrolled through the comments and got the answer
      Thx dude

    • @LEO-mb9dl
      @LEO-mb9dl 4 года назад

      But is the height of the upright = height of the pole (from the bench)?

    • @prathamagarwal4845
      @prathamagarwal4845 3 года назад +3

      Height really doesn't matter here.... You can set it as you see fit for taking observations

  • @b.dhanalakshmi5610
    @b.dhanalakshmi5610 3 года назад +1

    Thanks sir it helped me a lot alla last moment....

  • @sakshamguleria01
    @sakshamguleria01 7 месяцев назад

    Thank you sir really to find rough focal length

  • @swatimishra8447
    @swatimishra8447 4 года назад +4

    Thanku sir for wonderful explanation...☺️

  • @celw3950
    @celw3950 Год назад +1

    board practical at 8 am, i am watching this at like 2 am

  • @majorgeneral7009
    @majorgeneral7009 11 месяцев назад

    I have physics practical exam tomorrow and now I am watching it

  • @pranshumishra4191
    @pranshumishra4191 Год назад +3

    Watching it in toilet, practical is going on

  • @shiv7978
    @shiv7978 Год назад +2

    tomorrow is my exam and im starting at study at 2 pm lol

  • @successfuldreamers1701
    @successfuldreamers1701 9 месяцев назад +1

    Who all have physics practical today and watching this video in the morning😂😂😂

    • @Nihaal_lol
      @Nihaal_lol 8 месяцев назад +1

      Me 😢

    • @ashishbharati1
      @ashishbharati1 8 месяцев назад

      kaisa gya kya mila.....viva mai kya pucha external.

  • @milanvermamv6189
    @milanvermamv6189 Год назад +3

    Very nicely explained sir thank you so much ☺️❤️

  • @user-gx3mf9tf2m
    @user-gx3mf9tf2m 7 месяцев назад +1

    Practical within 20 min Watching it in school corridor 🤡

  • @mirsahebali1345
    @mirsahebali1345 2 года назад +1

    Watching it 1 hr before practical exam

    • @nomrelol
      @nomrelol 2 года назад

      nice

    • @nomrelol
      @nomrelol 2 года назад

      I am watching in recess exam is in next period 😂 😂

  • @aryan_sharma6969
    @aryan_sharma6969 11 месяцев назад +1

    His face is like isro chairman somnath sir

  • @mukeshtkm1500
    @mukeshtkm1500 Год назад +1

    Very perfect, thanks sir 🙏

  • @sanampreetsingh2563
    @sanampreetsingh2563 4 года назад +4

    Thank you sir. Very well explained.

  • @snehakumari6398
    @snehakumari6398 2 года назад +2

    Sir,In u-v graph how you get OB=32.5

  • @user-ry2ct2nm7q
    @user-ry2ct2nm7q 8 месяцев назад

    nice explanation and performance

  • @Ayanok0jikiyotoka
    @Ayanok0jikiyotoka Год назад +2

    So how to remove parallax error?

  • @riddhi_jha0090
    @riddhi_jha0090 4 года назад +13

    M having my practical tommorow

  • @i.ashishhhv.x
    @i.ashishhhv.x 7 месяцев назад +2

    So much noise

  • @Jangra101
    @Jangra101 3 года назад +1

    2000th like is mine😋😋

  • @sakshi5155
    @sakshi5155 7 месяцев назад +1

    Focal length negative nhi hogi kya?

  • @monichoudhary12174
    @monichoudhary12174 2 года назад +1

    Tomorrow is my exam watching today.

  • @FitandFabulousFINDS
    @FitandFabulousFINDS Год назад

    Tension nahi la koi teacher fail nahi Karta practical me, bindaas fafeh marneka ek din pehle.

  • @H45743
    @H45743 Год назад +1

    Thankyou sir

  • @allamaprabhuallayyanavarma3411
    @allamaprabhuallayyanavarma3411 2 года назад +1

    Thank you so much sir🙏🙏

  • @AVENGER_HARRY
    @AVENGER_HARRY 4 года назад +4

    Excellent explanation Sir, Thank you !👍

  • @AshmitManak
    @AshmitManak Год назад

    Why we don't have such visible marked instruments?
    Ours optical bench is bit rusted and it's difficult to see no. on it

  • @janhvipahadiya6283
    @janhvipahadiya6283 2 года назад +1

    Thankx 🥺

  • @apnabhai4557
    @apnabhai4557 3 года назад +3

    f kasa nikala ha sir

  • @shivmishra4915
    @shivmishra4915 2 года назад

    I have pratical today , then I am here😁

  • @MohammadJameel-sw8lh
    @MohammadJameel-sw8lh 11 дней назад +1

    Yaar ye bacche kaise hai apke school ke...😢

  • @redwizard2275
    @redwizard2275 Год назад +2

    2023 batch ......welcome

  • @SuhaniRajput-q4r
    @SuhaniRajput-q4r 8 месяцев назад

    very Nicely explained

  • @gereshnayak8045
    @gereshnayak8045 2 года назад +1

    Legend's watching before one day exam...🤏😎

  • @aparnapawar7156
    @aparnapawar7156 4 года назад +2

    Very good explanation sir.

  • @AsmiChhantyal-sy9lc
    @AsmiChhantyal-sy9lc 3 месяца назад

    After 2 hours later my practical exam start

  • @dipanshuairmen1166
    @dipanshuairmen1166 Год назад

    Thank you sir help a lot

  • @abhishtchaturvedi9537
    @abhishtchaturvedi9537 Год назад +1

    Today is my physics practicle😂😂

  • @bhabaniprasadsahoo7096
    @bhabaniprasadsahoo7096 2 года назад +1

    My physics practical exam is tomorrow for term 1.....😥

  • @schwway4587
    @schwway4587 2 года назад

    Who have physics practical tomorrow and watching it today 😝

  • @kumarajay4914
    @kumarajay4914 Год назад

    🙂thanks lot sir.....

  • @pranathinaidu6732
    @pranathinaidu6732 3 года назад +2

    Who has physis pratical exam 😛

  • @emkshotgaming2163
    @emkshotgaming2163 3 года назад

    I am having exam today and watching this today 😅

  • @KotrammasKotrammas-gc9iz
    @KotrammasKotrammas-gc9iz 7 месяцев назад

    You have butiful BGM😂

  • @20_SinManya
    @20_SinManya 5 лет назад +8

    Sir, why you divided by 4 at 9:57 ?

  • @utkarsh3055
    @utkarsh3055 Год назад

    So sophisticated lab and on the other side there’s dps ka lab bc the instruments are broken

  • @pushpadey4632
    @pushpadey4632 2 года назад

    How OP and OI is obtained? Have to multiply or what?

  • @SHORTLIFE014
    @SHORTLIFE014 3 года назад

    good explanation

  • @yeleswarapuagniswarup8525
    @yeleswarapuagniswarup8525 2 года назад +1

    Very useful to our laboratory progress

  • @rishankkumar3032
    @rishankkumar3032 Год назад

    hi sir i am watching this from my school washroom, my half yearly prac exam is going on, i seeked permission to use the toilet and i m watching ur video locked up in the toilet

  • @the_epiclore_
    @the_epiclore_ 3 года назад +1

    1300th like❤️❤️

  • @preetisoni7134
    @preetisoni7134 6 месяцев назад +1

    2024 exam vale attendance lagaye😂😂❤

  • @MahanderJaat-ux3jc
    @MahanderJaat-ux3jc 7 месяцев назад

    Anyone knows which school is this 😢😅

  • @dotman3570
    @dotman3570 4 года назад +1

    good, you explained very well

  • @Astika.gurjar
    @Astika.gurjar 7 месяцев назад

    Why you took OA+OB /4 ? WHY ONLY 4?

  • @Beyondthemind_
    @Beyondthemind_ 2 года назад +1

    💫⭐