Rolling Without Slipping Introduction and Demonstrations
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- Опубліковано 3 сер 2024
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Rolling without Slipping is demonstrated and the equation for velocity of the center of mass is derived. A cycloid is demonstrated. Kinetic energy, distance, and acceleration of rolling without slipping is discussed. Want Lecture Notes? www.flippingphysics.com/rolli... This is an AP Physics 1 Topic.
0:00 Intro
0:06 #RollingWithoutSlipping
0:28 #Cycloid
1:15 Translation and Rotational
3:13 Center of Mass Velocity
4:10 Resultant Velocity
4:37 Kinetic Energy
4:58 Distance and Acceleration
Next Video: Rolling Acceleration Down an Incline
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Thank you to Jonathan Sullivan-Wood for transcribing the English subtitles of this video.
He has put so much effort in this video, that vector addition animation is very difficult to program. I just want to say Thank You for explaining so clearly and humorously. You are very admirable.
Thank you very much!
how on earth 11 people disliked the video ?? This is best ever explanation for rolling without slipping. Even a person with little physics knowledge can grasp what is happening...Really great video
I have no idea.
What a great explanation. I truly cannot put into words how thankful I am for everything you do.
A point to clarify. It is not necessarily the center of mass, that is in pure translation. But rather, the center of the circle that contacts the surface. Most commonly, it will coincide with the center of mass, as it is most likely for the rolling object to be uniform. But if the rotating body isn't uniform or axisymmetric in its mass distribution, the center of mass will not have any special kinematics compared to any other point.
For an object moving and rotating in free space without any constraints or external forces, any object will rotate about its center of mass with its center of mass in pure translation, regardless of the mass distribution.
Agreed. Thanks for the clarification.
Thank you for putting so much effort in creating this video. Amazing animations and as always your explanations of Physics concepts are to the point and easy to understand. Now I know I can roll without slipping.
Glad to help you figure out how to roll without slipping!
Amazing animations!! Really brilliant... thank you!!
Your are very welcome!
Omg , I never thought my concept would get cleared just in 5 mins ......thank u sorry that really helped a lot .....happy that teachers like u exist :)
You're welcome 😊
Awesome stuff. My dog likes to watch Flipping Physics videos. He sits quietly and watches your demonstrations and walks away when I go to Khan Academy videos.
You know what ...
Teachers like you are very less
Because you explain what question is in my mind ,it is amazing!!!!
Thanks for explaining in such an easy way, i watched many videos but wasn't able to understand what actually the concept is!
Recommended for everyone , just watch it once!
I am doing a course on rolling motion and this representation of how the velocity is zero at the point of contact helped me a lot. Awesome animations. And I'm subscribing.
Thanks!
sir. you are a blessing. whenever i see that you have a video on a topic i don't understand i am so relieved. thank you
What a lovely comment. Thank you!
Mr. P, my words are beyond deserving for how you elucidate on physics!! I will never be able to thank you enough 😭! But thank you soo much anyway!
You are absolutely welcome!
I AM FROM INDIA AND PREPARING FOR JEE MAINS ,AFTER TAKING THE LECTURE ON ROLLING AND THEN WATCHING YOUR THIS SUPER AWSOME VISUALISING/EXPERIMENTAL VIDEOS MAKES MY CONCEPT MORE CRYSTAL CLEAR.......... THANK YOU
Best of luck on the JEE!
Thank you for such a succinct demonstration....It helped me to visualise what it was about.
YOU ARE GENIUS SIR THANK YOU VERY MUCH.
Great job man..!!!👍👍 Hats off👍
Thanks! This video helped me understand the concept a little better.
Amazing animation with explanation , no such video available on UA-cam , thanks a lot sir
You are most welcome
You are doing a marvellous work.Great effort.Your explanation is very clear.God bless you..
Thanks a lot . The animation was amazing it cleared all my doubts. You just gained a subscriber❤❤❤
The animation you did helped me so much! Thank you!!!
You are very welcome!
Really really great animations, thank you very much sir !!
Thank you so much. Finally i understand it!!!
Thanks you for great explanation! It helped a lot :)
woww!!!!
What an animation....really it clears the concepts easily.....thank you so much....it's a very very difficult animation specially at the end when there we have to find velocity of edges...very nice...
You are welcome.
this is actually super helpful thanks so much
Best video on rotational motion of rigid bodies
superb sir...perfectly explained 🙏🏿
Best video on this topic.
no words man
awesome explanation
It was very frustrating unable to understand this but u guys made it so simple with the amazing animation and theory. Thanks u so much.
You are welcome!
Thank you so much! Really cleared my concepts!
You're very welcome!
This cleared my all doubts thanks man for this beautiful video
Glad it helped!
Thank you so much sir!!! The animations made it easy to understand!
Glad it helped!
I enjoyed learning with you as well 💙
Awesome! Thank you!
Having the nerd guy explain some stuff is genius one of a kind style
Thank you so much sir your explanation helped me alot to understand this topic....
Great video.. ❤
u r really amazing.., great teaching skill...wow,.
Thanks!
Great video.
Only the Dedication leads to masterpieces ❤️.
Amazing, just awsome, thanks for the Beautiful demonstration.. 😇😇
Thank you for your kind words!
Helped a lot !!! Imagination Booster..Thank you so much.
You are welcome!
Thanks best explanation 👍
Very well explained... U deserve more subscribers 👍🏻
Agreed. 😬
Great Video!
This type of physics not exists in our india and we only care about marks and leave the beauty of concepts , rotational dynamics is considered as one of the toughest chapters in physics for 11/12 but in depth, its far better interesting than anything, ij bw thanks for the wonderful interpretation, keep going mate🎊🎊
Thanks for the love my friend!
It is likewise here unfortunately! I have not even slightest iota of an idea why people in the world are doing this!
@fanofabd7613 What grade are you in?
Is there friction in case of rolling without slipping???@@FlippingPhysics
This video is best thanks for this amazing animation
Thanks a lot........Cleared all my doubts 🔥🔥
You are welcome
The animation helped a lot. thanks
You are welcome.
Thank you so much!!!!
thanks! the video is very clear and helpful!
Glad to hear that. That is obviously my intent!
Good explanation !Thanks !
You are welcome!
Sir your videos are so interesting .
You are amazing great explanation keep uploading more videos 🤗🤗
Thanks. I am doing my best!
I am going to subscribe ur channel and to recommend it to my classmates.bcoz across the youtube I found this video most helpful in understanding rolling motion.
Great!
Really helped 🎊 thanks
This stuff is slipping right over my head... thanks for being my first ever Lyft passenger! You have an awesome channel and I'll make sure to let my students know about it when I head back to work in September!
Thank you for the effort now I really understand what my prof said in his lecture video hahah
Happy to help!
Ahh thanks so much, I could not figure out why the contact point has a velocity of 0 of an object that rolls without slipping.
Thank you very much it was a great video.
Glad you liked it!
Man i really hope you have a really long life to continue help us students out.... Pretty selfish no 😋.. but such is the calibre of your animation
So selfish. 😬
But, I also hope I have a long life. Thanks!
Thank you,Sir
Thank you 😇
thank u so much again !
Glad to help, again!
You look like Johny Galecki with long hair.
Great explanation.. thanks
thank u so much
Amazing! !!!!!
Thanks!
Brilliant
thank u sir
3:49 “oh..right, very nice”. Idk why i found that funny😂
UNDERRATED
Nice
Nice sir
Amazing graphic
Very nice video and animations! The only comment I would add is that at 3:06 you mention that the frictional force would be static. However, for the example you have of an object rolling at a constant speed on a flat surface, there is no frictional force acting on it. There would be a static frictional force if the object were rolling down an incline without slipping.
Valid point. I guess I was more considering that no object will actually roll at a constant speed on a flat surface and therefore there will always be static friction if it is rolling without slipping. I will further point out that an object rolling without slipping down an incline could have a force of drag acting on it which completely cancels out the force of gravity parallel down the incline and therefore, in theory, one could have an instance where an object is rolling without slipping down an incline and still have no force of static friction acting between the rolling object and the surface. The reality is though the an object rolling without slipping will likely always be accelerating a little bit and therefore will have a force of static friction acting on it. Wish I'd made that more clear in the video, however, considering how convoluted this whole comment is, perhaps it is best that I did not confuse people by trying to address it in the video! 😛
@@FlippingPhysics Yes, you are quite right. Any rolling object will naturally slow down on a flat surface, but it will be due to rolling friction, not static friction. Rolling friction is usually associated with energy lost due to axles that are not perfectly frictionless and the slight deformation of the object as it is rolling.
And yes, an object rolling down an incline without slipping does not necessarily have to have a static frictional force acting on it, if it has a drag force, like the example you state.
I completely agree with you that sometimes the explanation for why something is the way it is is too involved/complicated that I don't discuss it in my own class -- especially for introductory courses.
THE BEST
The demonstrations were amazing.
Doesn't he look a bit like Leonard from Big Bang Theory though?
Yeah ! Just differ in Height and Hair.
This phenomena is 100% observable, testable, and repeatable. And our vestibular system confirms it when we are in a vehicle that's translating AND rotating.
So... why is it we don't observe (and feel) the speeding up and slowing down of the ground beneath us due to heliocentrism. At the middle of north america were spinning at 800mph AND traversing around the sun on a 93million mile arc at 66,700 mph.
Wouldn't hot air balloons, planes, helicopters, birds, clouds, ect.. have the ground accelerate away from under them?
THANKS many years later
is the force of static friction necessary to produce net torque couldnt it be caused by the force of gravity or by forces in y direction?
Whenever possible, could you explain why exactly rolling without slipping adds the velocities of a pure rotational object and a pure translational object? 2:02 It was states that rolling without slipping was the addition of these velocity vectors, and I can't seem to wrap my head around why this happens. Is this just something that happens? I see that it does happen, thanks to your awesome animations. But why do we add the translational and rotational velocities to get rolling without slipping?
Also, if we look at a point really close to the center of mass, but down just a little, of the object rolling without slipping, and then added the rotational and translational velocities, wouldn't that not work? Since the rotational velocity of that point would be so small, but the translational velocity so big, it should theoretically move to the right if we added it.
By the way, how can we describe "rolling without slipping" motion? Or what does it imply to be in that motion?
3:50, what is the difference between the capital R and lowercase r?
Thank you!! Could you do a rolling WITH slipping soon?
Does this example shares concepts with animation of a walk cycle without foot slipping animation? That is how I came to this video. What, if any is the relationship?
Please explain the basic difference between slipping rolling and sliding.... please sir🙏🏻🙏🏻🙏🏻...still not understood... please make a animated video on this
Very good 👍👍👍👌👌👌 sir
How it is animation created you sir any websites
It's a combination of Final Cut Pro, Illustrator, and Motion. I basically used a series of motion tracking shots.
Sir I am Indian but your physics teaching very 👌 good any suggestions to me sir
Just want to ask that the velocity at the bottom most is going to be always 0? I mean do the velocity of translational motion and velocity due to rotational motion set in such a way (naturally) that the bottom most point's velocity is always going to be zero?
As long as the object is "rolling without slipping" then the point of contact will not be slipping and it will work out that way.
Flipping Physics~~~!
What was that noise in the background at 1:22 when you showed the rolling?
It's called "Lost" and is from a sound effects bundle I purchased from Video Copilot. www.videocopilot.net/products/dsfx/
This is a video used by our Physics Professor.
Hello Sir,
I have a question
A wheel is rotating without slipping with a linear velocity V. What is the linear velocity of the rim of the wheel at the point surface of contact?
I would suggest watching the video.
Can anyone explain what is the difference between R and r in the video? I don't get it, and I really need an answer.
They both mean radius. It is common that capital R refers to radius as a dimension of an object, while lowercase r by contrast refers to radial coordinate in general. I.e. a radial distance (or vector) that identifies position in general from a reference point. This isn't always the case, but this is a general convention when there is a need to distinguish. It is analogous to the difference between width/length/height, and x/y/z.
Another possible meaning is that capital R and lowercase r are both used for radius dimensions, where the capital R is usually the larger radius involved in the problem.
you are the 3blu1brown of physics
That is high praise. Thank you!
🙄what does it mean??
Awesome explanation...understood it right away👍
Glad it helped!
huge
hey u look like leonard hofstadter.
can I like this video 69420 times ?????????
i wish