Degrees of freedom

  Рет қаралды 69,459

UNSW Physics

UNSW Physics

7 жыл бұрын

This video will introduce you to degrees of freedom. You will learn how to count these for simple monatomic and diatomic atoms and molecules.

Пікірлер: 132
@rajatgupta000
@rajatgupta000 7 жыл бұрын
Best video on the youtube for this topic. Thank You!!
@bahai9706
@bahai9706 3 жыл бұрын
Kuch zyaada nahi hogaya hai?
@helloguyzzz6029
@helloguyzzz6029 3 жыл бұрын
@@bahai9706 s😅😅😅🤣🤣
@bahai9706
@bahai9706 3 жыл бұрын
@Hendrix Ismael I saw you before, who are you? And why are you here?
@jordylane8289
@jordylane8289 5 жыл бұрын
Finally! Been searching for a clear explanation of this for a while. Thanks.
@AdityaMishra-sk4ei
@AdityaMishra-sk4ei 6 ай бұрын
Bro can you explain why we take only 2 plane for rotation ...why not 3 ...
@_cyantist
@_cyantist 5 ай бұрын
@@AdityaMishra-sk4ei its the same reason there are no planes of rotation for a monoatomic gas. for a diatomic gas when you calculate the moment of inertia around the three different axis' you will find that the moment of inertia around the axis that runs parallel to the bond is very small, this is due to the radius of the atom, in the same way the radius of the atom means that the rotation isn't counted for at all in the case of a monoatomic gas, it isn't counted for in the direction that runs parallel to the bond in a diatomic gas. i would recommend looking into how moment of inertia is calculated and especially the parallel axis theorem. thats where youll find the answer if my comment dosent explain well (which is likely)
@purvadadhich5840
@purvadadhich5840 3 жыл бұрын
I never comment on these videos but this was the most informational video on this topic ever...great work ma'am and much respect!!!!
@sujitsharma5158
@sujitsharma5158 5 жыл бұрын
you are a legend...wonderfully explained
@benwinstanleymusic
@benwinstanleymusic 3 жыл бұрын
Thank you very much! This has by far been the most clear video I've seen on this topic
@swearTV
@swearTV 7 жыл бұрын
Such a good explanation compared to other videos!
@oxman5646
@oxman5646 3 жыл бұрын
One of the best explanations on the internet, thank you so much
@anwyeshabhattacharya432
@anwyeshabhattacharya432 4 жыл бұрын
I bow down towards you.. it's the video i am searching for long time... it's so so much helpful.. and all doubts get cleared... thank you so much mam
@mashroorhossain
@mashroorhossain 3 жыл бұрын
This is the best video on this topic, I've scattered the internet - so don't try to change my mind.
@Muktayyyyyyy
@Muktayyyyyyy 5 жыл бұрын
best video on the KZfaq to understand this topic...thnkuh 😊
@wesleytorrez5537
@wesleytorrez5537 6 жыл бұрын
Thank you. Clear and concise lecture! 👍🏻
@samankhan90
@samankhan90 6 жыл бұрын
This was such an amazing explanation.Thank you so much.Helped me a lot :)
@jimmykollie6151
@jimmykollie6151 4 жыл бұрын
Wow, the demonstration is awesome. Thanks
@shub2726
@shub2726 3 жыл бұрын
was searching this topic for a while now and finally understood. than kyou
@pulkitjain3420
@pulkitjain3420 4 жыл бұрын
Awesome video. Best explanation
@MakingVidsBreh
@MakingVidsBreh 4 жыл бұрын
Best explanation I've ever heard.
@anushaahlawat7763
@anushaahlawat7763 2 жыл бұрын
Thts what I'm looking for.. Ty for crystal clear explanation.. LOVE FROM INDIA 🇮🇳
@darshanbhardwaj262
@darshanbhardwaj262 5 жыл бұрын
Best explanation!!!👌 Thnku mam
@johna255
@johna255 6 жыл бұрын
Much better explanation than any other videos
@g911699
@g911699 6 жыл бұрын
Thank you ! It helped me a lot.. Amazing explanation.. Thank you again..
@funtimewithOP
@funtimewithOP 4 жыл бұрын
What an explanation for this topic Ma'am.....thanku very much...
@Anonymo_us_
@Anonymo_us_ 4 жыл бұрын
Wow outstanding explanation 🔥🔥😍
@sunitkumarshortvlogs
@sunitkumarshortvlogs 3 жыл бұрын
it's the best video on u tube,related to this topic ..thank you so much for such an amazing explanation.i was trying to clear my doubts on this topic since last month and finally i succeed.😊
@dahliamendoza8073
@dahliamendoza8073 3 жыл бұрын
great and clear video, thank you so much!
@sayarighatak6686
@sayarighatak6686 6 жыл бұрын
Best video on this topic!
@mohamedhamran8235
@mohamedhamran8235 2 жыл бұрын
Thank you mam. Thank you very much for your teaching. I had searched a correct explanation for this topic for a while. But you cleared this topic for me. ❤️❤️ Thank u very much mam. God bless u mam
@sumannayak1515
@sumannayak1515 3 жыл бұрын
Amazing video mam...it just contains the exact explanation and details l was searching for 👍🏻.....
@Krishna.total.edititing
@Krishna.total.edititing 3 жыл бұрын
Very nice video on degree of freedom...
@chromo-chem8236
@chromo-chem8236 3 жыл бұрын
Best explanation...
@nirlonkhambhata8730
@nirlonkhambhata8730 3 жыл бұрын
I Really appreciate good explanation...
@puzzleguru6387
@puzzleguru6387 5 жыл бұрын
The best video,thanks a lot
@pallavikalyanshetty9127
@pallavikalyanshetty9127 2 жыл бұрын
Wonderful explanation , Thank you
@randomaccessofshortvideos6214
@randomaccessofshortvideos6214 2 жыл бұрын
Very nice method to explain... It's much better than our class lecture
@mdashif2916
@mdashif2916 2 жыл бұрын
Best video on youtube on this topic
@senthilcaesar
@senthilcaesar 6 жыл бұрын
Very good explanation
@user-ok3te8vh9o
@user-ok3te8vh9o 3 жыл бұрын
Tq so much, ur explanations really help a lot
@chinmaypatil8447
@chinmaypatil8447 6 жыл бұрын
Thank you so much, it helped me alot...
@dabc3546
@dabc3546 6 жыл бұрын
so detailed and clear
@malaikajabeen1684
@malaikajabeen1684 5 жыл бұрын
nice explanation..
@aryamallick5426
@aryamallick5426 3 жыл бұрын
awesome felt.
@addy7464
@addy7464 3 жыл бұрын
Explained very well
@anupamkumarsingh3114
@anupamkumarsingh3114 6 жыл бұрын
Very nice explanation
@kavithanair7933
@kavithanair7933 2 жыл бұрын
Great explanation
@shivamkumarrai9687
@shivamkumarrai9687 3 жыл бұрын
I was curious about Diatomic molecules have 5 df of 6df but I understood here 😉 it depends on temperature . Thanks mam
@zainuddinkhan834
@zainuddinkhan834 6 жыл бұрын
extremely good mam
@sicktoaster
@sicktoaster 5 жыл бұрын
Is it possible in theory to have a context where we'd want to account for the effects of a hydrogen atom's rotation and then would you say it has 4 degrees of freedom? Or is there some fundamental physical law the precludes this from ever being relevant?
@lailadeen4858
@lailadeen4858 2 жыл бұрын
01:55 - degrees of freedom for monatomic atoms - explanation 03:57 - degrees of freedom for diatomic atoms - explanation idk an app is making me stamp this but really this whole video is stellar
@memeswala889
@memeswala889 3 жыл бұрын
Very good miss love from india
@arpasr.5334
@arpasr.5334 7 жыл бұрын
awesome !! u explained all of dem
@bahai9706
@bahai9706 3 жыл бұрын
Kya maal ho yaar tum!
@physicsnepal9678
@physicsnepal9678 5 жыл бұрын
wow explanation
@sonusingh-zr6xw
@sonusingh-zr6xw 6 жыл бұрын
Bang On.
@bahai9706
@bahai9706 3 жыл бұрын
Ma'am, tum bohot mast kaam karta hai
@31wajidshafeeq51
@31wajidshafeeq51 3 жыл бұрын
Clear explanation
@devonwang8932
@devonwang8932 3 жыл бұрын
May I ask why a diatomic particle have 2 vibrational degrees of freedom (shouldn't compressing and stretching count as one)? Thank you!
@vanshmalik8615
@vanshmalik8615 2 жыл бұрын
Wow!!
@anishyadaviit1227
@anishyadaviit1227 2 жыл бұрын
Good explain
@anjalithapa621
@anjalithapa621 6 жыл бұрын
Then what will be the dof of triatomic linear and nonlinear??
@simranjoharle4220
@simranjoharle4220 6 жыл бұрын
Thank you mam....this really helped!
@abhijeetvijay4591
@abhijeetvijay4591 3 жыл бұрын
A lot of thanks
@aryananand241
@aryananand241 2 жыл бұрын
Thank you very much😊.
@SYEDSHORABALI
@SYEDSHORABALI 3 жыл бұрын
superb
@ChemWithRCsir
@ChemWithRCsir 9 ай бұрын
Awesome
@emirkayrak
@emirkayrak 3 жыл бұрын
Thank you!
@bhatfaizu
@bhatfaizu 6 жыл бұрын
Thank u soo muchh
@hazratprince956
@hazratprince956 5 жыл бұрын
NIce Mom..,,we need more vadios on C.Mechanics
@KhanKhan-jv7uv
@KhanKhan-jv7uv 4 жыл бұрын
Superb
@AryanRAJ-286
@AryanRAJ-286 9 ай бұрын
Thank you ma'am ☺️
@minkhaing7578
@minkhaing7578 Жыл бұрын
Thank you very much 🥰
@Abdullahkhan-rp7er
@Abdullahkhan-rp7er 5 жыл бұрын
thanks mam so much.....
@subhajitmandal1980
@subhajitmandal1980 3 жыл бұрын
will the vibrational dof be 27×13
@ajabsingh4437
@ajabsingh4437 Жыл бұрын
Beautiful explanation ma'am, but I confused about the no vibration in triatomic or polyatomic
@hasinivosa09
@hasinivosa09 2 жыл бұрын
Thank you 😊
@amankumbhakar4469
@amankumbhakar4469 3 жыл бұрын
Is all lecture of thermal physics available in youtube??....I could not found ....If available then please anybody send me link
@phenomenon_9076
@phenomenon_9076 3 жыл бұрын
Thank you.
@ashmitkatara
@ashmitkatara 2 жыл бұрын
Thank You
@schang_lh
@schang_lh 5 жыл бұрын
I'm just learning about Dulong and Petit Law and came across the fact that by adding enough energy to solid, it's atomic vibration will contribute THREE additional degrees of freedom (instead of 2). Can you explain to me how that is? >
@schang_lh
@schang_lh 5 жыл бұрын
This is where I got the information: hyperphysics.phy-astr.gsu.edu/hbase/thermo/Dulong.html
@randomaccessofshortvideos6214
@randomaccessofshortvideos6214 2 жыл бұрын
Thank you
@hashimjabbar6647
@hashimjabbar6647 3 жыл бұрын
nice and easy
@tauqeerahmed8835
@tauqeerahmed8835 3 жыл бұрын
Good
@jogenderyadav6969
@jogenderyadav6969 5 жыл бұрын
Plz show such models for mechanics too madam....??
@simplifiedman
@simplifiedman 4 жыл бұрын
She’s the best
@saurabhpandey5606
@saurabhpandey5606 6 жыл бұрын
thanks a lot...
@bahai9706
@bahai9706 3 жыл бұрын
Mumbai vala Saurabh hai kya?
@yusufsadatabidyu.s.a.9714
@yusufsadatabidyu.s.a.9714 2 жыл бұрын
Thank you mam
@devchoubisa7048
@devchoubisa7048 5 жыл бұрын
Mamm pls make playlist of your channel
@pegah9413
@pegah9413 5 жыл бұрын
Thanks for the explanation. Just as a note, I have checked some references and they all mention the degree of freedom for vibrational movement of diatomic gas is 1, not 2.
@THE_FORESAKEN_GAURDIAN
@THE_FORESAKEN_GAURDIAN 11 ай бұрын
Actually the energy can be stored as both K.E and P.E but they add up to a constant value... Still it can be stored in 2 ways
@AdityaMishra-sk4ei
@AdityaMishra-sk4ei 6 ай бұрын
Your explanation is damn good but there is a confusion, there are 3 planes to rotate why we take only 2 for explanation (xy,yz) one molecule can rotate in xy plan , yz plan and also zx plane???? Please explain it...
@vedika6260
@vedika6260 2 жыл бұрын
How many vibrational deg of freedom ch4 have?
@gemeitgoel422
@gemeitgoel422 4 жыл бұрын
i am unable to understand why biatomic molecule have 2 degrees of freedom of rotational, why molecule rotates in only two axes
@egsukhdeep7085
@egsukhdeep7085 8 ай бұрын
Same bro i can't either understand why it only rotates in 2 axis
@booboo_amvs5072
@booboo_amvs5072 2 жыл бұрын
Thank you sòoooooooooooooo much maam
@chandrakaladevi6264
@chandrakaladevi6264 5 жыл бұрын
I don't understand vibrating freedom why it is 2 ?
@deepakchahal7485
@deepakchahal7485 4 жыл бұрын
In vibration it has both kinetic and potential energy
@iguana563
@iguana563 2 жыл бұрын
How when temperature >1000k we got 2 degrees in addition and not only 1 .
@Naveenbabuborugadda
@Naveenbabuborugadda 2 ай бұрын
I am still having many questions why diatomic molecule have 2 rotational degrees of freedom why not 3.
@jayanttiwari1833
@jayanttiwari1833 Жыл бұрын
3 translational 12 rotational and vibrational d.o.F. is complex sorry for that . Is it correct ??
@humairabhat6300
@humairabhat6300 4 жыл бұрын
What is degrees of freedom of H2s
@rkams6347
@rkams6347 6 жыл бұрын
ft= 3 fr= 3 and fv = 6 so f= 15. Is it right
@UNSWPhysics
@UNSWPhysics 6 жыл бұрын
For the crystal shown there are actually 6: no translational as it is locked into place by its neighbours; no rotational again because it can not rotate as it is locked in place by its neighbours, there are 6 vibrational degrees of freedom 2 in the x direction (can choose KE_x and PE_x), 2 in the y direction and 2 in the z direction.
@manesargsyan3445
@manesargsyan3445 3 жыл бұрын
@@UNSWPhysics Since the particle has 6 bonds total, wouldn't it have 6x2=12 vibrational degrees of freedom?
@DEPHANPINHEIRO
@DEPHANPINHEIRO Жыл бұрын
At 5.19 you say there is two degrees of vibration. I think there is only one vibrational degree of freedom for diatomic molecules.
@darkhorse640
@darkhorse640 2 жыл бұрын
actually there is a problem a diatomic molecule can also rotate via three axes..you can hold a lose ring in your finger and rotate via all three axes you can see...kindly help me clear my doubt 🙏
@jagadishpurohit6313
@jagadishpurohit6313 6 жыл бұрын
How many no. Of freedom of vibration....In CH4
@jagadishpurohit6313
@jagadishpurohit6313 6 жыл бұрын
Pls explain...
@khushnoodusta7635
@khushnoodusta7635 3 жыл бұрын
The answer for the last one might be 9 degrees of freedom i.e 3rotational-3transtional-3vibrational.
@adithyan9263
@adithyan9263 2 жыл бұрын
i think 6 bcoz it probably can't rotate bcoz it's inside a lattice
@rostephen5078
@rostephen5078 2 жыл бұрын
Why the freedom of vibration is 2? Why not 1?
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