JEE: Vector Algebra L5 | Cross Product | Class 12 | Unacademy JEE | JEE Maths | Nishant Vora

[@UnacademyJEE]

For Unacademy subscription, click here NOW: unacademy.com/plus/goal/TMUVD Use Special Code: "NVLIVE" (To avail 10% DISCOUNT) Follow Nishant Vora Sir on Unacademy App: unacademy.com/@vora1310

[@user-who_]

1:10:59 lemda ki value negative ayegi sayad if yes than Answer is A

[@yesplease9060]

Nv sir of unacademy is now more famous among students than motion NV SIR

[@webserieswalebaba8716]

Both are legend

[@dheerajdhakad4272]

Nitin Vijay is always be a legend,

[@yesplease9060]

@@dheerajdhakad4272 ya both too

[@mayurranjan4244]

@@dheerajdhakad4272 yeah

[@myJNUinediary]

No thats not 100% yrue

[@Anonymous_00020]

8:58 lecture start

[@crazyyoutuber6780]

its my habit to scroll down to the comment that legends post

[@Praveenkumar-in2lc]

😊

[@IqraFirdosh-ql9ml]

Thank a lot 😊

[@dhruv9853]

bhaiya abhi app ky kr rhe h.... (carrier)

[@yash7113]

Sir pls ONE SHOT of conic section... Like Parabola, ellipse, hyperbola..... For 2021 studenta

[@vj51]

parabola done

[@yash7113]

@@vj51 where??

[@beluga8967]

@@yash7113 on the app, sir took special classes

[@harshmittalrlbschoolsarvod5435]

1:05:00 this que came in jee 2021 March attempt 17march second shift👍

[@pnk6137]

😮😮😮😮

[@sumedhmalode7896]

Thanks Bro

[@fatimaarshad943]

Sir in advanced 2020 question it was 9×16 not 9×14 .

[@dhruv9853]

bhaiya abhi app ky kr rhe h.... (carrier)

[@ayushpanday45]

Ha bhai you are right sir se mistake ho gya.. final ans 4 hoga

[@ANSHKUMAR-ug4ft]

Sir answer yaad karke aate hain😂😂

[@ANSHKUMAR-ug4ft]

​@@dhruv9853it's career not carrier😂😂

[@Gulshan-c7t]

51:07,, 16 will come instead of 14,because suare of vector b=16

[@amansingh8897]

Ya same brother

[@reenachoudhary9811]

The jee adv 2019 ques was really good. 🔥 Thanks

[@abhi668]

glt battaya sir n

[@pallavi6013]

@@abhi668 ?? kuch bhi matlab

[@abhi668]

@@pallavi6013 ha

[@abhi668]

@@pallavi6013 wo mistake h usme dekhie mam acche s

[@SunilGupta-be1kc]

Yes dear mam

[@sabirmohd7912]

sir 11:05 pe solve kare toh 2x-y = 1 aara, so 4i+j+4k hona chahiye na.?

[@atharvachavan8402]

yes even i got the same

[@Kirti-ub8zy]

Answer is option c.........with correction 2i+j+2k

[@Yashwant-t7d]

no bro you actually multiplied with c vector rather than b vector

[@utsabbiswas6977]

after listening to nishant sir's right hand thappad rule leh jayant sir crying in a corner.

[@dhruv9853]

bhaiya abhi app ky kr rhe h.... (carrier)

[@utsabbiswas6977]

@@dhruv9853 NIT Rourkela CSE 3rd year

[@AchintyaKumarSrivastava]

46:25 this adv 2020 could be done in much simpler way by simply using axb = |a| * |b |* sin thetha and now take its mod and square it we get. |axb|²=|a|²+|b|²+sin²thetha and now we know angle between vectors a and b is obviously 120° so use it as thetha we get (sin 120°=√3/2) put all values we get 9×16×3/4 we get 108 🗿🙏🏿( if any mistake then let me know)

[@agupta8370]

Vectors is now becomes like a piece of 🍰 cake

[@krishvanza1880]

so vector has become like a piece of "piece of cake" cake

[@dhruv9853]

bhaiya abhi app ky kr rhe h.... (carrier)

[@dhruv9853]

@@krishvanza1880 bhaiya abhi app ky kr rhe h.... (carrier)

[@romitsoni8825]

Nishant sir ki class pta hi nhi lgti kab shuru hoti h orr kab khatam ho jati h !! itni bdia interaction hoti h ki pta hi nhi lgta... Love u sir...❤❤❤😍😍

[@nidhimishra8978]

Sir... your teaching style is really understandable ... u r really wonderful 🤩

[@dhruv9853]

bhaiya abhi app ky kr rhe h.... (carrier)

[@_ARITRA-fv4ys]

I also use this thappad rule in all the cases be it physics or maths 😂❤️

[@rajnisingh2956]

At (16.50) the method of finding (A across B) is take all your four fingers in direction if A vector curve it in the direction of B vector. The thumb is in the direction of (A cross B)

[@sreenivasulugosetty7278]

Nishant there is typo at 51:38 "(9*14) on RHS it should be "(9*16) then only you get "Mod of a X b whole square as 108

[@joyoftheday5100]

Simplicity is the style of NV sir🤗...

[@IITBOMBAY-]

yes bro

[@manavbhutani5115]

14:24 jab mai chota tha bachpan mein Sir bachpan mein sab hi chote hote hai 😂😂Love u sir ❤️❤️

[@kartikchhabra4702]

Ha malum h chal apne baap ko mt sikha chl

[@neelam9186]

SIR THAPPAD RULE SE BHI EK ACCHA RULE BATATE HAIN.... *SUPPOSE a×b NIKALNA HAI... THO APNE KAAANI UNGLI(HAATH KA 5TH FINGURE) KO a PAR RAKHEA PHIR APNE PALM KO b KEE TARAF CURL KAREA..... AANGUTHE KA JO DIRECTION AAYEGA WO a×b KA DIRECTION HOGA*

[@PriyankaKumari-pk6sz]

Bhai rule to achha h pr hath mein dard hota h

[@satyabratadash9900]

Kya tum odisha se ho??

[@spykroclss3177]

Hath tod logo agar in and out of palne vectors honge to

[@realitytalks124]

56:49 the bracket drawn was so perfect🔥🔥🤙✌️

[@bhanupratap7762]

Smooth

[@sonalkumari4047]

Sir apne mhujse bhut hi inspire kiya h .. thanks a lot.

[@vineetanagi8897]

Sir ans of homework question is A,C,D

[@NeerajkumarDas_337]

1:11:20 khatam Starts. 9:00

[@faiz014]

🤭

[@ayushgundecha7641]

12:46 sir miss printing hai c vector me minus j cap ana chaiye

[@saivarshitha3715]

Sir u r way of teaching is just awesome ❤️❤️

[@taran-100]

sir hatsoff to you dedication

[@shubh_230]

16:20 mere sir ne bhi mujhe bataya tha tappad rule 😂😂

[@manas-24]

thank you sir. i lost all hope in maths then i found you

[@jofraarcher2632]

at 51:08 it should be 9*16... anyone pls verify

[@urjitgupta2600]

yeah it should be 16x9 then 144-36 which result u 108 as your answer🌿

[@ayushjaiswal.]

Yess

[@cule1960]

Ans of hw ques is a,c and d

[@rahul_a22]

You are amazing maths teacher on unacademy or online education

[@RiteshYadav-mm3nh]

Ans of HW A,C,D

[@PriyankaSingh-qy7ik]

Answer of homework question is A,C and D

[@lalitdass9313]

Who all started studying now? For preboards.... nothing from starting of year and all subjects in last 2 months is close to impossible but I will make it I m possible

[@samarthpatel5492]

me ; )

[@studyphilic4338]

Superb sir phir se ajj chamak gya....

[@_ishika3142]

44:40..bina equation leke agar axc+b=0 me se axc=-b bhi toh kar sakte he....aise axc aur a.b hogi toh property me put kar denge....is it correct?

[@deepanshigupta8916]

Sir u r the best

[@prachikr.7684]

Man kar rha sir ko hi leke chali jauu boards and jee me help keliye..... Smajh to aarha h, ban bhi rha but dar bahot lag rha h🤲🤲🧠

[@AbhishekKumar-nx1vm]

Answers: A,C,D

[@crazyyoutuber6780]

sir aapke vector ke lectures me 1080p ka option kyun available nahi hai quite sad mere FHD screen pe 720p me thoda fell kam aata hai

[@kartikchhabra4702]

Bhai bhagwan se toh darr

[@crazyyoutuber6780]

@@kartikchhabra4702 Kya galat kiya jo darun

[@kartikchhabra4702]

@@crazyyoutuber6780 bhai m 240 p dekhta hu still not complaining🙄

[@crazyyoutuber6780]

@@kartikchhabra4702 That's not complaining That's flexing 😅😅

[@user-who_]

1:10:59 sayad lemda ki value negative ayegi Toh answer A ho sakta hai

[@EmptyyCups]

Thnk U Sir Ji 🙏🙏

[@NehaKumari-rw8dp]

You are the best teacher

[@motionite3556]

cross prodUCt is like Pankaj Tripathi in distributive property Pankaj Tripathi: NIYAM SAME HOGA CROSS PRODUCT: ORDER SAME HOGA

[@mdsohail8271]

Answer of hw questions is 1,3,4

[@CORONA40]

Homework answer a,c,d

[@ayushpoddar3241]

sir 51:19 pr 16 aayega , instead of 14

[@justsubscribe2658]

Yepppp

[@ayushjaiswal.]

Yepp

[@shreyasdube1110]

@@justsubscribe2658 stfu

[@abhi668]

ek aur glti h uske....ans 0 aaega uper me 9+2ab hoga na ki 67+2ab

[@abhi668]

@@shreyasdube1110 dekho

[@rishabh3813]

32:26 see hand movement khatarnak 😅😅😅

[@ArthurNoble-rc4jg]

That 2019 Jee advance question was really tough haha !

[@anikethdanam2391]

Sir , can u please start DPP sessions

[@insaneshot-ins1721]

51:22 jee adv 2020 que 4 square is 16 so 9×16 not 9×14

[@kumkumchaudhary5680]

Sir home work question answer is option C correctly matched not A

[@ankita6251]

1:09:20 lambda negative bi to ho skta h naa Agr esa hua to firr 1st option sai ho jaega

[@aayushipadia5512]

Agar lambda negative le liya to uske hisaab se lambda ki value bhi change ho jaegi to answer to c hi aayega

[@doremon4141]

Tnankyou sir❤✨

[@jeetendramahavar9116]

51:06 catch is 16×9 is written as 14×9 but still ans is write

[@urjitgupta2600]

he already know the answer !!!!😅

[@Deepakkumar-gc2nv]

Thank you so much sir 🙏🙏🙏

[@rajanchauhan3357]

Majja aa gaya sir 🙏

[@jitu_jitendra43]

Thanx sir

[@shagunsharma7213]

14:43 op sir 🤣🥀👍🏻😅

[@vamsi9087]

Amazing 😎🥳🤗😘🥰

[@dhruvagarwal6887]

Sir please ond shot on conic sections

[@mrganeshayt1818]

Amazing💕😍

[@stable577]

40:24,46:40, 52:18

[@harshitsahu845]

Shaandaar

[@bhanwarlalbhanwarlal3760]

Sir plz 11th ka bhi you tube per karva do

[@anandwadekar6620]

Sir linear dependency?

[@anaghareddy4683]

Happy teachers day sir ♡

[@manavkalariya7825]

Thanks sir 💗🙏🏻

[@shaktiprasad3238]

iit adv 2019 ko asani se kiya ja sakta he.....apne lamba kar diya...

[@surbhiagrawal4463]

Sir jee m 2019 wale ques. Me kya is tarike se solve kar sakte hai: |axc|^2 = |-b|^2 __________eq1 (a. c)^2 = 16 _____________eq2 Now eq1 +eq 2 Then from property 9 |a|^2 + | c |^2 = |b|^2 +16 2 + |c|^2 = 3 + 16 |c|^2 = 17 Sir mera answer 17 aa raha hai. Jabki aapne jis method se bataya hai aapka answer 19/2 aa raha hai. Sir please clear that ki mene kahan mistake ki hai? Mujhe ye question clear nahi ho raha. Please help me.

[@rahulshetty8185]

Its lal²lcl² not lal² + lbl²

[@HarshYadav2004]

For Revision: 40:03 45:11 51:54 1:05:14

[@saifullahkhan4705]

sir hw ka zab projection le rahe hain then j component +1 aa raha hai lekin aap ka -1 please explain

[@deepak8241]

I want to know Who is best between Sameer sir and NV sir???

[@sriramv1207]

NV sir is best

[@HemantKumar-ou5cg]

Good evening

[@divyanshusrivastava1428]

Hw ans ,,,acd

[@UCS_A_BijoyDas]

Osm lecture

[@residualbin]

12:44 Sir aage ka toh explain kar lete. Options dekhke sawal ko bich me kon chhodta hai. Kabhi exam me options alag tarike se aaya toh. But well explained rest lec sir ❤❤❤🎉

[@sonalkumari4047]

Sir apke live classes kb hote hai

[@RamaLakshmiG-wi5rt]

25 sep 2023 8 08 pm started lecture 8 49 break Started again at 9 04 Completed at 9 26 pm🥺

[@bajajyash]

Mere se race lga rhibho kya me abhi bhj 6th me hu

[@bajajyash]

EMI kerne lg gaya subha😅 you are 2024 anspirant of 12th or target

[@RamaLakshmiG-wi5rt]

@@bajajyash 😆🤣😂

[@RamaLakshmiG-wi5rt]

@@bajajyash which lecture now??😅

[@bajajyash]

@@RamaLakshmiG-wi5rt 6 abhi bhi EMI hi ker rha hu next Sunday paper h telegram se le rha hu lecture

[@SakshiDalal308]

56:00

[@awadhkishor7683]

12:45

[@sujatadubey8701]

Thapad rule was khatarnak 😂😂😂

[@harshittomar1615]

That is right hand palm rule taught by teachers in magnetism

[@AakarshSingh-r2l]

16:48 magnetism ki taza yaade

[@farzandali8489]

❤u sir

[@YugantSahu-x4t]

Hum uccha kul ke hai nimn vago se varta nahi karte

[@Anurag-fk3op]

Sir we are more comfortable with right hand thumb rule ye thapad mat use kariye 😭

[@reetasingh7477]

1:09:00

[@puneetmishra6638]

Sir hw ka que ka ans glt h ,v.c =1hona chahiye but ye satisfy nhi ho rha Rest ok 🙏

[@chhotukumar2666]

B

[@_ishika3142]

1:03:38 ....max nikalna hota toh?

[@jeet_dalal]

homework ka answer A,C,D aa raha hai sir

[@satyamdangre4792]

Right hand thumb rule inventor ye video dekh k aapni nas kat lega

[@aaradhayasingh1504]

Physics se jyada maths me samajh aaya

[@Divya-cz9of]

Starts at 9:15

[@SakshamSahu-]

Cross product is needed to be read by people!!😂... For its rule!

[@mamtashukla6593]

That's palm rule i.e thappad 😂

[@user78957acrobat]

W❤

[@akshatkashyap3830]

Sor you look alike darshan rawal

[@kpopre]

51.22 14 nahi 16 hoga