Mensuration 2 | CAT Preparation 2024 | Geometry | Quantitative Aptitude

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  • Опубликовано: 1 окт 2024
  • Mensuration by Ravi Prakash | Geometry Quantitative Aptitude for CAT 2024
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Комментарии • 85

  • @anyamehta8561
    @anyamehta8561 3 года назад +42

    Every time mensuration was taught, people used to just point out the formulas
    For the first time someone took the time to explain it to you, you are a great human being , sir.

  • @dhruvsharma9083
    @dhruvsharma9083 4 года назад +52

    The end concept of string and ant was fabulous, super. Felt like I am understanding some hidden secrets of universe. Nice paji 🤟💯

    • @Rodha
      @Rodha  4 года назад +20

      Thankyou . There are lot of free Quant Practice Sessions, Quizzes and LRDI Practice Sessions on Unacademy. Go to My profile in Unacademy ( Link is below ). Go to Special Classes. All are free classes there. 90 high quality LRDI sets, Quant Practice Sessions.
      Ravi Prakash
      unacademy.app.link/Hq8gYtZjjab

    • @dhruvsharma9083
      @dhruvsharma9083 4 года назад

      @@Rodha thanks for the info. 🤘💯

    • @vyshnavi9586
      @vyshnavi9586 3 года назад

      @@Rodha Thankyou so much sir 😀

  • @chetnagupta929
    @chetnagupta929 5 лет назад +31

    Sir u r so so amazing and very lucid in your explaination. I was zero in geometry but now all because of u, i am atleast able to solve some cat questions . Thank you so much sir. Please tell me how can improve my speed for QA for CAT. Sir ease also try to make some videos dealing with something more trickier questions so that we can improve our basics more. Again, thanks a lot sir.☺️☺️

    • @Rodha
      @Rodha  5 лет назад +6

      Sure we are going to add more videos

    • @agrim8863
      @agrim8863 3 года назад +1

      @Chetna Gupta How much you scored in cat.

    • @pranjal9861
      @pranjal9861 Год назад +1

      @@agrim8863 She didn't make it 😂

  • @shresthsingh6745
    @shresthsingh6745 4 года назад +29

    Imagine how curious were the mathematicians. Only an insane would want to measure the distance of ant traveled on a Pepsi can ! 😂

  • @Rohit-lm9mn
    @Rohit-lm9mn 5 лет назад +14

    Since first day I watched your video I become your jabra fan. The way you is explained is magical. Thanks again! ❤😘

  • @nikhilsingh7541
    @nikhilsingh7541 4 года назад +3

    Sir I'm second year student from nit bhopal. Preparing cat, just because of you. Thank you sir

  • @monajghosh3808
    @monajghosh3808 4 года назад +3

    Thanks a lot sir! U r the best teacher for CAT! Love u sir!

  • @Bella-sr4kl
    @Bella-sr4kl 2 года назад +1

    I can't thank you enough for the work you are doing.
    One of the best teachers i have came across during my 19 years of learning.
    Thanks a lot sir.
    You are the ray of hope for many students who find it difficult to afford coaching .
    Will be always obliged to you.
    Thank You Sir.

  • @A1pavanxtruefan
    @A1pavanxtruefan 5 лет назад +4

    Amazing sir _/|_

  • @srisairamd2641
    @srisairamd2641 2 года назад +5

    The answer @22.32 will be 5a, it is root of (4a)^2 plus (a)^2 but sir mistakenly put (4a^2)^2 .

  • @ramjeerj5600
    @ramjeerj5600 3 года назад +3

    you are a gem of a person sir..

  • @merohan619
    @merohan619 Месяц назад

    why we calling shortest distance. distance or shortest distance both are same?

  • @birthdaytrolls
    @birthdaytrolls 4 года назад +3

    Can we calculate whole distance that ant travelled

    • @Rodha
      @Rodha  3 года назад +1

      that is distance only

  • @tanmaychandra9434
    @tanmaychandra9434 3 года назад +1

    Man, you just not teach, you change the perception of thinking.

  • @changechange7283
    @changechange7283 2 года назад +1

    This string concept is something out of the world.

  • @therebiliousone6240
    @therebiliousone6240 Год назад +1

    Not 10πr but just 10π

  • @divyanshpandey399
    @divyanshpandey399 Месяц назад

    Sir, selfless teachers like you are guiding countless students towards their goal, for the first time i got to understand the mensuration otherwise i was only mugging up the formulas. Thankyou so much.

  • @rajasekharmadagala748
    @rajasekharmadagala748 3 года назад +1

    sir i have some doubt is that pythagarus formulae appplicable to cuboid or not

    • @Rodha
      @Rodha  3 года назад +1

      yes yes

  • @bewithpallabi3120
    @bewithpallabi3120 3 года назад +1

    😁 lastly that string formula was just awesome. 😁

    • @MSD07205
      @MSD07205 7 месяцев назад

      Did u cleared ur cat

  • @shreyasingh1820
    @shreyasingh1820 Год назад

    for length of string 5a is the length of AB then why it is not the value of hypotenuse size but base side ? can someone explain

  • @Anubhavchand1006
    @Anubhavchand1006 Год назад

    Thznk you sir, never thought mensuration could be made so interesting.

  • @Shivam_General_Fitness
    @Shivam_General_Fitness Год назад +1

    Thanku sir

  • @rohit49..92
    @rohit49..92 20 дней назад

    Thankyou sir..........

  • @utkarshabonde3931
    @utkarshabonde3931 3 года назад +1

    Badhiya guruji.....

  • @satishchodisetti7896
    @satishchodisetti7896 3 года назад +4

    In last question horizontal distance is 2 pi r=10 pi

    • @parikshitkesar552
      @parikshitkesar552 3 года назад

      NO its 10*pi*r, sir kabhi galat nhi ho sakta

    • @g-democracy1114
      @g-democracy1114 2 года назад

      2πr=2×5×π=10π

    • @krish7051
      @krish7051 16 дней назад

      @@parikshitkesar552 you are going places !!

  • @arnabbanerjee6766
    @arnabbanerjee6766 3 года назад +1

    just superb !!

  • @BalaSD
    @BalaSD 4 года назад +1

    Thank you sir

  • @meghanarevankar1635
    @meghanarevankar1635 4 года назад +1

    √10^2+(10π)^2
    =√100+100π2
    How it will come 10√π^2+1

    • @malayswarnkar2261
      @malayswarnkar2261 4 года назад +3

      √100+100π^2 can be written as √100(1+π^2)
      Now, take 100 out, it becomes 10.
      Thus Answer = 10√π^2+1

    • @meghanarevankar1635
      @meghanarevankar1635 4 года назад +1

      @@malayswarnkar2261 thank you

  • @raghavbansal3871
    @raghavbansal3871 4 года назад +3

    sir horizontal distance 20 kyu ni hai?(5+5+5+5)

    • @pahurdahra
      @pahurdahra 4 года назад

      Bcz 5 is radius and the distance travelled is in circular motion...hence calculating the perimeter of circle only

    • @raghavbansal3871
      @raghavbansal3871 4 года назад

      Pahur Dahra ok 👌

  • @MANISHKUMAR-kj3pi
    @MANISHKUMAR-kj3pi 3 года назад

    Kya inke Playlist mein jitne bhi videos h kya wo sufficient h complete syllabus ke ke liye

    • @Rodha
      @Rodha  3 года назад +1

      First finish this much

  • @hiteshkhatwani2486
    @hiteshkhatwani2486 2 года назад

    Why taking the front face 'a' two times while calculating horizontal distance in cuboid ? I think then it's 4a only

    • @Rodha
      @Rodha  2 года назад

      See the figure again

    • @hiteshkhatwani2486
      @hiteshkhatwani2486 2 года назад

      @@Rodha understood sir ...thanks for these awesome lectures, other than these from where should I practice ?

  • @suryavoroy3527
    @suryavoroy3527 Год назад

    Very beautiful concept

  • @ayushkumar7497
    @ayushkumar7497 Год назад

    thanku sir

  • @manmohantiwari7505
    @manmohantiwari7505 2 года назад

    Good questions last one

  • @shrutijain9590
    @shrutijain9590 3 года назад

    Thankyou sir

  • @ManuSrivastava_
    @ManuSrivastava_ 2 года назад

    Thank you so much sir.❤❤

    • @shashwatparida8596
      @shashwatparida8596 2 года назад

      Man i dont like any1 watching his videos
      Will affect my rank😅

  • @PoojaSharma-yr3vu
    @PoojaSharma-yr3vu 2 года назад

    Thank You!!!!!

    • @MSD07205
      @MSD07205 7 месяцев назад

      Hey did u cleared cat as I also preparing for cat 2k24

  • @souvikkhan6257
    @souvikkhan6257 4 года назад +2

    sometimes repititive

    • @Rodha
      @Rodha  4 года назад +2

      Noted :)
      Also There are lot of free Quant Practice Sessions, Quizzes and LRDI Practice Sessions on Unacademy. Go to My profile in Unacademy ( Link is below ). Go to Special Classes. All are free classes there. 90 high quality LRDI sets, Quant Practice Sessions.
      Ravi Prakash
      unacademy.app.link/Hq8gYtZjjab

  • @lavinaj1223
    @lavinaj1223 4 года назад

    why is it 5a in string question?

    • @AshishPal-sh2yo
      @AshishPal-sh2yo 4 года назад

      First face is in repetition so 4 faces plus one face in front.

    • @Heisennburg
      @Heisennburg 4 года назад

      Always try to cut the figure and develop the surface, you can observe easily then.

  • @abishekshaw6860
    @abishekshaw6860 4 года назад +1

    Sir where is ur centre?

  • @sitanmay03
    @sitanmay03 3 года назад

    THE SHORTEST DISTANCE CAN ALSO E CALCULATED BY OSERVTION, AS STRING COVER THE HEIGHT IN 5 TIMES, SO THE HEIGHT COVER IN ONE FACE WILL BE A/5, AND THEN WE CAN CALCULATE THE LENGTH OF STRING ON ONE FFACE BY PYHTAGORUS AND MULTIPLY IT BY 5 . WE'LL GET ROOT 26A.

  • @Pradee1995
    @Pradee1995 Год назад

    On a lighter note, what is the name of the intro music that is used, would love to have that as ringtone :)

  • @ashishsingh7165
    @ashishsingh7165 4 года назад

    So mny adds😅

    • @malayswarnkar2261
      @malayswarnkar2261 4 года назад +1

      Use ad-blocker

    • @Rodha
      @Rodha  3 года назад +18

      thats the only source of income for us

  • @janitgupta1218
    @janitgupta1218 3 года назад +2

    Remove that starting music very harsh gives a headache

    • @shubhamnimje419
      @shubhamnimje419 3 года назад +2

      Ji Sir..Aur kuch hukum?

    • @praveenkumar-qo9nl
      @praveenkumar-qo9nl 3 года назад +1

      Mmmmm ask rahman to compose! listen the class man.

    • @janitgupta1218
      @janitgupta1218 3 года назад

      @@praveenkumar-qo9nl ole ole

    • @praveenkumar-qo9nl
      @praveenkumar-qo9nl 3 года назад

      @@janitgupta1218 go and watch avengers then sleep !

    • @janitgupta1218
      @janitgupta1218 3 года назад

      @@praveenkumar-qo9nl wow thnx from many days i haven't watched it my fav. Thnx for reminding 😎😎😎🤑🤑🤑

  • @shantanupathak7100
    @shantanupathak7100 4 года назад +1

    in the cylinder one, why cant the horizontal length be 5+5+5+5=20? same as in case of cube or cuboid? why only perimeter.
    BTW awesome content

    • @rashmidutta7151
      @rashmidutta7151 4 года назад

      Same doubt even I had

    • @shantanupathak7100
      @shantanupathak7100 4 года назад

      @@rashmidutta7151 this channel is inactive now.

    • @rashmidutta7151
      @rashmidutta7151 4 года назад

      @@shantanupathak7100 did u get answer for your doubt from anywhere

    • @shantanupathak7100
      @shantanupathak7100 4 года назад

      @@rashmidutta7151 I ignored that particular question

    • @vinodluhana9776
      @vinodluhana9776 4 года назад

      27:00 If you are talking about this so let me tell you how can you take 5 for times because horizontal length is calculated by 2πr which is base of cylinder(circle).what you are doing is taking radius for 4 times for horizontal.let me know if you are not looking this question.

  • @pranavkottappurath6806
    @pranavkottappurath6806 2 года назад