[Geography Lecture] G1/P4: Sea Floor Spreading Theory

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  • Опубліковано 2 лют 2025

КОМЕНТАРІ • 314

  • @darshantawte7435
    @darshantawte7435 3 роки тому +33

    After watching all these 57 lectures reading 11th NCERT was soo easy as all the concepts were crystal clear.

    • @professorelixir3351
      @professorelixir3351 3 роки тому

      Hey brother, along with these lectures which all NCERTS should we suppliment? I am going to read all 6-12th but specifically with this series?

    • @darshantawte7435
      @darshantawte7435 3 роки тому +4

      @@professorelixir3351 lectures which mam has made videos on, are of 11 NCERT (both) which actually has a high weightage in any civil service exam. Once you read NCERT books from 6-12 you will realise that with each subsequent standard same topics repeat.

    • @professorelixir3351
      @professorelixir3351 3 роки тому +3

      @@darshantawte7435 Yes, I've read only 6&7th as just started. Thanks for the info 🙏

  • @rupasuhag8536
    @rupasuhag8536 4 роки тому +19

    I had never find a such kind of teacher who is very hardworking like you for other people 👏...thx a lot mam...u deserve 👑this ...

  • @sherhind2012
    @sherhind2012 8 років тому +52

    Excellent teaching mam!! Your geography nd Mrunal sir's economics is best in India. Far better than other online education forums.

  • @mahendragupta7725
    @mahendragupta7725 4 роки тому +9

    Mam ka lecture best hai, bahut hi achchhe se padhati hai (10/10)
    but ye ppt rula deti hai 😢😢
    Kash ye ppt bhi achchhi tarah se dikhai deta to world me geography ka best lecture hota.

    • @surabhilahoti8484
      @surabhilahoti8484 3 роки тому +2

      Download the ppts from mrunal.org and open them along with the lecture.

  • @balaramreddy5828
    @balaramreddy5828 4 роки тому +15

    the best supplement to the ncerts -the inclusion of previous years questions made me stick to the lecture completely .thank you, mam!

  • @Saurabh9637
    @Saurabh9637 3 роки тому +4

    वाह मजा आ गया ......पहली बार ऐसा पढा़ई मैंने देखा 🙏🙏

  • @jadhavmadhav
    @jadhavmadhav 9 років тому +11

    this is great work.....sir
    Even no any geographer have don this kind of work. thank you sir
    it helps me as reference material in my day to day teaching.....

  • @procap1028
    @procap1028 Рік тому +3

    That unbelievable teaching...hats off to you mam

  • @priyankakumari-kd9om
    @priyankakumari-kd9om Рік тому +3

    Great presentation....very well explained in lucid language. Thank you ma'am ❤️.

  • @yamgaming7
    @yamgaming7 Рік тому +8

    NCERT - CLASS 11
    FUNDAMENTALS OF PHYSICAL GEOGRAPHY
    CHAPTER - 4 - DISTRIBUTION OF OCEAN AND CONTINENTS
    PAGE NO -32,33,34

  • @nnaveen646
    @nnaveen646 10 років тому +1

    One thing i want to point out in this Video lecture is about Magnetic field Influence of Earth which has been said in this lecture that it spreads till Solar winds which is not true. It just protects our earth from solar wind. It doesn allow the solar particles to enter into the earths Atmosphere.....i find these Lectures very much useful and she is explaining very clearly but little fast but i am okay with the speed....Thanks for uploading these videos Mrunal...

  • @AyushRangi-t7m
    @AyushRangi-t7m 2 місяці тому

    Very crystal clear teaching ,with a very deep insight made stick to the lecture I even forgot to have lunch .

  • @Zaki-cm1rt
    @Zaki-cm1rt 10 років тому +5

    thanx a lot , concept are being cleared so nicely in so lucid language ..plz continue as it is

  • @SukhRam2000
    @SukhRam2000 5 років тому +16

    बहुत ही शानदार लेक्चर, धन्यवाद ma'm (IRS ऑफिसर 😎😎☺😊)

  • @himanshusharma9472
    @himanshusharma9472 4 роки тому +1

    These videos are still beneficial after 5 years thnku to all faculty..thnku

  • @airzahirakhan1143
    @airzahirakhan1143 3 роки тому +4

    Thank you mam' for the superb content. Your all points are too good and too good 😅 Shukriya again'an again':,-)💞💞💞💞

  • @ervivekchoubey
    @ervivekchoubey 11 місяців тому

    Although the video was not much clear but that didn't hindered the understanding of the topic. Thank you very much 🙏🙏

  • @priyankadas1407
    @priyankadas1407 4 роки тому +149

    ma'am the diagrams are very small...u can make it more visible and distinct for better understanding of students

    • @Nishayadav-gq5ml
      @Nishayadav-gq5ml 4 роки тому +2

      @@suryanshchaudhary2882 only lecture he show ho rhe h mam ke pr ppt nhi hai sahe se bta do

    • @shakirahmad7118
      @shakirahmad7118 4 роки тому +1

      Yeah absol

    • @Negipooja9540
      @Negipooja9540 4 роки тому +1

      @@suryanshchaudhary2882 mam k PDF open hi ni hote h sir phn p

    • @suryanshchaudhary2882
      @suryanshchaudhary2882 4 роки тому +1

      @@Nishayadav-gq5ml Mrunal.org par jaake download par click karna. Phir usske baad powerpoint for lecture wale option par jaake first wale link par click karna whan se aapko material mil jaayega.

    • @Negipooja9540
      @Negipooja9540 4 роки тому +1

      @@suryanshchaudhary2882 thnx sir

  • @rajendrakumarrout3537
    @rajendrakumarrout3537 4 роки тому

    Itne achhe padha rahi hai mam ki achha achha professor bhi kuchh nehi hai mam ke samne.......kya pata ye mam bhi phd kia ho......pata toh nehi mereko......jo bhi ho good abhi tak 2 lecture dekha hun baki dekhte hein......achha nehi lagega toh -ve comment bhi ayega......good job

  • @yYybbaa
    @yYybbaa 9 місяців тому +2

    Old is Gold!

  • @geetanjalisingh9148
    @geetanjalisingh9148 14 днів тому

    Evergreen series 🎉

  • @gamingmadness89
    @gamingmadness89 9 років тому +6

    Very Informative and lucid...
    Keep it up :)

  • @jayshelke5096
    @jayshelke5096 3 роки тому +1

    धन्यवाद मॅडम और मृणाल सर.....जय महाराष्ट्र

  • @vidyakendra4504
    @vidyakendra4504 Рік тому

    God bless you ma'am 🙏🏻🙏🏻☺️

  • @rajdoke
    @rajdoke 10 років тому +5

    NO WORDS TO SAY THANK U SIR

  • @kritika02.
    @kritika02. Рік тому +2

    Completed 🎉🎉🎉🎉🎉

  • @SonuSingh-oz8ld
    @SonuSingh-oz8ld 8 років тому

    thanx sir ..super 👌👍 apke viedo class se baut help milta h ..

  • @ravindravikram7578
    @ravindravikram7578 8 років тому

    Tanks fr such a fantastic efforts to describing complex concept of geography in very lucid way..
    thanks.............

  • @maheshmistri6590
    @maheshmistri6590 8 років тому +85

    mam apaki video quality bahut low hai har video sunate hai hum...but map koi bhi dikhata ..please zooming map images...thank u

    • @MG-yp7tb
      @MG-yp7tb 8 років тому +1

      Hi, how can we download ppts??

    • @archanakrishnan980
      @archanakrishnan980 8 років тому +2

      mrunal.org this website has a download section where you ll get the ppts...!!

    • @rohitkumar-nm6mj
      @rohitkumar-nm6mj 7 років тому +1

      please send the ppt i cant open ppt downlode by this site so please if u have ppt than send on my whats up no 9693128046

    • @RahulSharmaGAUTAM
      @RahulSharmaGAUTAM 7 років тому

      rohit kumar download k button ki bajay direct ppt ki icon pr click kr ho jayega

    • @leno6461
      @leno6461 6 років тому +8

      He dnt wann to he just wann archana's number

  • @shivamagarwal5007
    @shivamagarwal5007 9 років тому +3

    its very good
    please upload videos on science & tecnology
    and culture

  • @RAJESH9763
    @RAJESH9763 9 років тому +9

    please provide english subtitles.People who dont know hindi will benefit alot . trust me they are more in number.

  • @artmania4956
    @artmania4956 8 років тому +1

    Great work mam... helped me a lot......

  • @venky2144
    @venky2144 3 роки тому

    Very Thank full to your work sir & mam...

  • @luxmangaur6507
    @luxmangaur6507 9 років тому +3

    YOUR KNOWLEDGE AND THE WAY YOU DELIVER IT IS AUSPICIOUS,IN FACT YOU ARE FANTASTIC,WOULD BE MORE IF U DICTATE IT A LITTLE CLEAR ND SLOW ONLY IF YOU ARE USING BOTH LANGUAGES .....PLEASE.........

  • @fundamentalsofphysicsnmath4306
    @fundamentalsofphysicsnmath4306 3 роки тому

    Fantastic, Really nice.🙏

  • @deepshankarjha5344
    @deepshankarjha5344 6 років тому +5

    ma'am your explanation was very good.but the only flaw I found is "the continental crust is heavier not the Oceanic crust".

    • @NalinKhurb
      @NalinKhurb 6 років тому

      I think she said the Oceanic crust is denser!

    • @vandanatamarji
      @vandanatamarji 6 років тому +5

      Bhai oceanic crust heavy because of basalt present in it not continental

  • @monilsharma7259
    @monilsharma7259 8 років тому +1

    at 15:30 you show a diagram where the magnetic lines are originating from south pole . But according to convention we take origin of magntic lines from north pole and sinkng into south pole
    can anyone explain that ?

    • @kunalpuri6035
      @kunalpuri6035 8 років тому +3

      Where we have geographical North Pole it is actually a Earth's South Pole and vice versa. This is because our compass north pole always points towards earth's south pole (opposite pole attract each other) so to make it consistent with compass, geographical North Pole is kept at earth's magnetic south pole so that it now compass north pole point towards geographical North pole (which is actually magnetically earths South Pole) . I hope this explains your question

    • @monilsharma7259
      @monilsharma7259 8 років тому

      Thanks

  • @KuKstudypoint
    @KuKstudypoint 4 роки тому +3

    *Jai Hind Sir!* ✔️
    *(18/11/2020)* *(**10:43**)am*

  • @arvindsinghrawat95
    @arvindsinghrawat95 7 років тому

    thanx thanx lot of wishes for u mam god bless u with what u want

  • @ritujakumari8325
    @ritujakumari8325 4 роки тому

    Great job ma'am...👍👍

  • @kumarchandrajeet3355
    @kumarchandrajeet3355 10 років тому

    Thank you for all Intent and it's deed..
    Guys,
    it really sad that despite of having such a nice stuff over this very less likes ,comments and subscribe ,please spread the wild fire ..

  • @ananthagirikarthik9746
    @ananthagirikarthik9746 Рік тому +1

    so good video

  • @KuKstudypoint
    @KuKstudypoint 5 років тому +1

    *Jai Hind Mam!* 🇮🇳😊💕💕💕
    *(16/02/2020)* 💕💕💕💕💕
    💕💕💕💕💕💕💕💕💕💕

  • @ghosttree3773
    @ghosttree3773 6 років тому

    mrunal classes k lectures best hain

  • @suryaprakashsuperhero9025
    @suryaprakashsuperhero9025 6 років тому +1

    GREAT MAM

  • @saumya2844
    @saumya2844 8 років тому +6

    u r doing a great work mam

  • @PareshanMunda-up4ej
    @PareshanMunda-up4ej 2 дні тому

    WARNING TO ALL OF YOU GUYS: I am one of among you I have followed these videos for my Geography syllabus and after a year or so of studies when i am revising these notes i have come to realise that a lot of the informations given by her are not correct. Neuther factually nor conceptually so pleaseee dont entertain these vdos...
    I have made 100s of pages of notes only to realise i jave to do all of it again.

  • @Lbsnaa00
    @Lbsnaa00 3 місяці тому

    Thanku so much ma'am ❤

  • @himanshumishra2010
    @himanshumishra2010 6 років тому +1

    page no 34 ncert diagram 4.3 ..why divergent plate boundary is written on mid ocean ridges which contradicts what rajtanil maam told here.. please explain

    • @riddhibagaria3815
      @riddhibagaria3815 5 років тому

      new oceanic floor created due to volcanism will spread due to diverging limbs of convection cell at MOR

  • @FreshersHelpDesk
    @FreshersHelpDesk 2 роки тому

    Thank you soo much mam 💕

  • @lavpreetsingh2148
    @lavpreetsingh2148 4 роки тому

    Aap bhut ache ho acha pdhate ho voice is beautiful

  • @nandeeshkumaras3671
    @nandeeshkumaras3671 6 років тому

    This is soo interesting 😬😬

  • @pritishabanerjee4992
    @pritishabanerjee4992 6 років тому

    Mam ek dbt hai.apnai bola ki Jo alternative polarity ocean k andar create hota hai kuki wo rock jab molten state mai hota hai to earth ka polarity wo adopt kar laita hai.ek chis samaj mai nahi ayi ki kya yai hamaisa compulsory hai ki rock jab molten state mai polarity adopt karta uska conjugate rock ka polarity opposite hoga jab melting position mai hoga.agar compulsory hai to ku compulsory hai?

  • @pradityachaurasia5191
    @pradityachaurasia5191 4 роки тому

    At 8:34 what u says i can't understand.. plz any help..?

  • @rahulsingh97
    @rahulsingh97 5 років тому

    Thank you very much madam for a good Lecture.

  • @sneharangnekar4021
    @sneharangnekar4021 4 роки тому +1

    Please show diagram more clearly, unable to read the nomenclature else lecture is very nice n description is given well 👏✌

  • @monikadahiya7518
    @monikadahiya7518 6 років тому +16

    Plzz focus on presntation also , lec delivery is gud bt screen presntation vry poor , kaafi small nd diagram is also too small

  • @abhinavpant9862
    @abhinavpant9862 7 років тому

    Very good information mam, but if you could please increase the size of video so that we could see clearly in our cell phones

  • @rethinkscience8454
    @rethinkscience8454 3 роки тому +1

    The earth is expanding. Their is not enough force from the splitting sea floor to cause continental movement. If their was the lest possible path for a force would be to create a mountain rang up to the surface of the ocean. Similar to the Hawaiian islands .
    The earth is expanding, this is why their is little to no sea level rising due to the pole ice melting.

  • @Jayantadas-yx7sc
    @Jayantadas-yx7sc 6 років тому

    very nice explanation thnk u mam

  • @ankursinha3038
    @ankursinha3038 8 років тому

    thanks a lot, u guys are great

  • @Theroomoffical007
    @Theroomoffical007 9 років тому

    Dear Rajtanil Ma'm, why does google show the location of Mariana trench north-west to Northern Mariana islands? is there any rational behind it or its just a mistake that we can report to Google. I live in New Zealand and work as a software tech here and also i have been working on an application for Guam that i think is in the vicinity of this trench. There is other picture floating on internet that support your say that this trench is south-east to NMIs.

  • @akallblogger5505
    @akallblogger5505 5 років тому

    Very good teacher

  • @dreamerlearner6610
    @dreamerlearner6610 6 років тому +2

    Can someone tell me how to download ppts of these vedips/Or send the link for all lecrts if possible

  • @KuKstudypoint
    @KuKstudypoint 6 років тому +1

    🏆 *Jai Hind Mam!* 🏆
    _(01/10/2018)🇮🇳(02:31 pm)_
    🛡️🛡️🛡️🛡️🛡️🛡️🛡️🛡️🛡️🛡️🛡️🛡️🛡️🛡️🛡️
    *BLOOD SWEAT TEARS*
    🎯🎯🎯🎯🎯🎯🎯🎯🎯🎯🎯🎯🎯🎯🎯

  • @mrvenaktesh
    @mrvenaktesh 10 років тому +3

    hey mrunal plz plzzzz explain in english ...we are missing a lot becoz of language problem ..if u explain in English every one will understand na..
    think about the south Indian aspirants also..!!!

    • @himonraichowdhury3950
      @himonraichowdhury3950 9 років тому +6

      +venkatesh bobby Brother its for there coaching classes in Gujrat. There people understand Hindi better. Try to learn a bit of hindi if you can along these videos it will help you in many ways in throughout india. Also teach people your native language!

  • @shashankjoshi27
    @shashankjoshi27 6 років тому +1

    I am unable to find such detailed explanation in GC Leong or Majid Hussain. Someone pls tell me the books to be referred to get such comprehensive info. Pls.

    • @dineshnaik8193
      @dineshnaik8193 6 років тому

      me too

    • @dineshnaik8193
      @dineshnaik8193 6 років тому

      have you found any book

    • @shashankjoshi27
      @shashankjoshi27 6 років тому

      Savinder Singh is good, but still not so much explained :)

    • @gyanendrakumar2356
      @gyanendrakumar2356 4 роки тому +1

      kisi b university ki Bachelor and master course ki book le lo geo ki, hope it will clear your doubts.

  • @aksshaysharma96
    @aksshaysharma96 7 років тому +1

    Update challenger deep is the point in mariana trenxh and challemger deep missiom was conducted by nat geo

  • @washingtonch9434
    @washingtonch9434 5 років тому +1

    Please read the description, powerpoint presentation is available to download the same that is used in teaching.

    • @amsemity1792
      @amsemity1792 5 років тому

      Where can we download the ppt

  • @eventhorizon1306
    @eventhorizon1306 8 років тому +5

    but why the polarity is alternate rather than being random...!

  • @soumithnalli5169
    @soumithnalli5169 7 років тому

    I'm in indebted to u maam

  • @fanamamanj2732
    @fanamamanj2732 7 років тому +1

    Mem apne bola earth apna pol change krti he to kis base pe bola..agar change hota he pole to humari position b change honi chaie

  • @shubobade
    @shubobade 4 роки тому

    very well explained..!!

  • @chika946
    @chika946 10 років тому +1

    Great work sir....please continue..thanks

  • @arjunkutty7
    @arjunkutty7 10 років тому

    These videos are for GS or for geography optional , please clear this doubt????

  • @sshray1115
    @sshray1115 3 роки тому

    Awesome!

  • @shahid1446
    @shahid1446 8 років тому

    Dear Mam, If the magnetism of earth reverses frequently, then are we yet able to record these changing times ? And does this effect never affects the functioning of the magnetic compass ??

    • @rahulsubercool
      @rahulsubercool 8 років тому +2

      @shahid You cannot because Chrons( time period to alternate the polarity) on average is over million of years. That is only only through mappping magnetic properties of ocean rocks one came to know that magnetic behaviour of earth changes across ages.
      That is why its Geomagnetic reversal(Geo-earth surface related) not magnetic reversal.

  • @advamaanahmad
    @advamaanahmad 6 років тому

    Concept cleared thanku mam

  • @sofiadofiamhhn1507
    @sofiadofiamhhn1507 6 років тому

    mam agrr lava ocean main errupt Hota hai to uss se Ocean Water temperature pe Kya effect Hota hai.kya ocean life pe Kya asar pardhta hai.

    • @amitbaghrana8029
      @amitbaghrana8029 5 років тому

      Mar jaate hain or kya
      Depth me hota hai itni depth me pressure ke Karan fishes etc nhi jati h inki bhi ek limit hoti jaha tak sun light jati Wahi tak life cycle rahta hai .neeche nhi .

  • @yogeshchakor5560
    @yogeshchakor5560 5 років тому

    Excellent

  • @KuKstudypoint
    @KuKstudypoint 6 років тому +3

    *Jai Hind Mam!*
    (11/04/2018)➡️(05:45 pm)

  • @jagonnathbiswas3257
    @jagonnathbiswas3257 7 років тому +1

    Thanks Mam..In download section the ppt is incomplete..When we download, we don't find many things that you taught from your ppt..

  • @nabanitasaha4143
    @nabanitasaha4143 3 роки тому +1

    Mam can you plz provide ppt link of this video

  • @MoinKhan-cg8cu
    @MoinKhan-cg8cu 4 роки тому

    I am new to preparation , does these series lectures are meeting the syllabus of 2020, 2021 yr papers, plz suggest thanks.

    • @lavisharma2392
      @lavisharma2392 4 роки тому

      Yes read ncert and have map and book and this video
      Dont need another thing

  • @Snehjaa
    @Snehjaa 8 років тому +3

    nice lecture

  • @ShubhamKumar-gg6pb
    @ShubhamKumar-gg6pb 4 роки тому +1

    I can't find the ppt on the official site... can someone help me??
    It's saying that link in invalid

    • @ankssandtheworld
      @ankssandtheworld 4 роки тому +1

      Same here

    • @ShubhamKumar-gg6pb
      @ShubhamKumar-gg6pb 4 роки тому +1

      @@ankssandtheworld I m searching for the ppt on different sites as well..
      Can you please send me the same or any other relevant stuff in case you find it
      shubhamsinger1710@gmail.com is my mail.
      Thank you

    • @shefalisharma1856
      @shefalisharma1856 4 роки тому +1

      mrunal.org/powerpoint

    • @ShubhamKumar-gg6pb
      @ShubhamKumar-gg6pb 4 роки тому +1

      @@shefalisharma1856 couldn't have asked for more buddy.Thank you so very much.umm agar aapko ty bolna ho toh kaise bolenge...
      M sorry man..m a big fan of mahi bhai...so ek dialogue maar diya...anyways.. thanks man.. prepare well✌
      Cheers

  • @mukulkumarsingh1550
    @mukulkumarsingh1550 2 роки тому

    Mam labelling of diagrams are not visible. Please introduce bigger diagrams in slides

  • @richsharma1967
    @richsharma1967 10 місяців тому +1

    👍

  • @Stocktechindia
    @Stocktechindia 9 років тому +1

    thank u sir ...

  • @pankhurikarn769
    @pankhurikarn769 3 роки тому

    Yes diagram is really too much small.. Cant see properly.. And also ncert me to likha h ki oceanic crust jo h.. Unexpectedly thin hoti h to wo kaise mantle me subduction hota h?!! Aapne kaha ki yaha pe continental crust light hota h or continental heavy.. Kindly reduce confusion Please reply..

  • @fighter6768
    @fighter6768 5 років тому +1

    Jai hind ma'am 🇮🇳
    07/09/2019 9:37pm

  • @himanshi5594
    @himanshi5594 2 роки тому

    Ma'am kya ye plates Abhi bhi movement krti hai per year k acc..

    • @Abhi_Shek292
      @Abhi_Shek292 2 роки тому

      Hmm kr rhe or humesha krte rhnege

    • @Abhi_Shek292
      @Abhi_Shek292 2 роки тому

      African Rift valley is a great example for this soon Africa is gonna break in 2 part

  • @munishkumar1950
    @munishkumar1950 7 років тому

    best vedio mam

  • @KuKstudypoint
    @KuKstudypoint 3 роки тому +1

    👮 *Jai Hind Mam!* ✔️
    *(01/04/2021)* *(**08:58**)am*

  • @EthHack_Cop
    @EthHack_Cop Рік тому

    Thanks you so much

  • @para1704
    @para1704 9 років тому

    great ...sir

  • @cutiepie-dk6fs
    @cutiepie-dk6fs Рік тому +2

    27 dec 2023 11:52 am started

  • @KuKstudypoint
    @KuKstudypoint 6 років тому +3

    *Jai Hind Mam!*
    (17/05/2018)➡️(10:02 am)

  • @mohdsaqib6230
    @mohdsaqib6230 4 роки тому +1

    Guys those who want some good quality content or good quality videos please register yourself in vajiram IAS Or somewhere else . Don't write these stupid comments here to disturbe other for whom these videos are more than enough.

  • @Governmentwallah
    @Governmentwallah 4 роки тому +1

    12:15 mam i i think mariana trench is located at north western side of northern islands but you said in south eastern region please correct me