Center of Mass
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095 - Center of Mass
In this video Paul Andersen explains how the center of mass of an object represents the average position of matter in an object. The center of mass of a system is a combination of all the objects within the system. As long as no external torque is applied to the system the center of mass will be conserved.
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Artist: Herman Jolly
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All of the images are licensed under creative commons and public domain licensing:
DarKobra. Tango Tirestone Tire Icon., May 19, 2009. darkobra.deviantart.com/#/d2q02as. commons.wikimedia.org/wiki/Fil....
en.wikipedia, Original uploader was Baxelrod at. Step 1 to Determine the En:center of Gravity in an Arbitrary 2D Shape., January 29, 2006. Originally from en.wikipedia; description page is/was here. commons.wikimedia.org/wiki/Fil....
Kaganer, Tools-spanner-hammer svg: Inductiveloadderivative work: English: An Icon in the Tango! Theme Style: Tools: Hammer., January 29, 2013. This file was derived from: Tools-spanner-hammer.svg. commons.wikimedia.org/wiki/Fil....
me. The Proposed US Saturn II Rocket. Three Different Proposals, Left to Right, INT-17, INT-18 and INT-19., November 12, 2008. Own work. commons.wikimedia.org/wiki/Fil....
“Simulations.” SimBucket. Accessed March 19, 2015. www.simbucket.com/welcome-to-s....
Пікірлер: 101
I LOVE your videos!!! Thank you so much! They are so helpful!
You have an impeccable jaw line. And thank you for the explanation - understood it perfectly.
What a great way to explain! I bet people of all ages understand your videos!!
thank you soo soo much im glad people like you make an effort to teach us physics in a simpler way
You definitely saved my life Thank you
Thank you, you have saved me in a late minute physics assignment!!! Really good explination
Yes, this was very helpful. Thank you!
Great video!
Could you do a video on finding the center of mass of different homogeneous and nonhomogeneous lamina? My textbook seems to give separate formulas for the both the x-coordinate and y-coordinate, which are found by taking the inverse of the total mass and multiplying it by _some_ integral. I don't understand how that works.
Great explanation, thank you so much!!
Excellent Explanation
This was extremely helpful🙏 Thank-you so much😄
Thank you for this video, I searched everywhere on Brazilian' videos, but I could understand only here!
i have been trying to understand what com is for a week now, and up till now I couldn't get it at all. Thanks a lot for the amazing and clear explanations! Loved it!
Thank you for the thorough explanation!
I LIKE UR VIDEOS! I LEARNED VERY MUCH FORM THEM!!
My physics class is on a time crunch and couldn’t really cover this topic, but now I understand it! Thank you
@netad7771
Жыл бұрын
Hii have u graduated noww
Superb explanation sir thank you
you just saved my academic life!
thank you for that visual and your explanations sir! though I'm still trying to wrap my head around some of it. if I may, can I ask you a question. would I be right to assume that the center of mass on a human body is fixed and does not change no matter the position of the body, or does the center of mass change with the movement of body mechanics?
thx man, your way of teaching is so awesome
very beautifully explained!! :) best tutor
@prnczzzsoso1717
8 жыл бұрын
+Dipkanya Das u mean right*
@garimapandey4488
7 жыл бұрын
sir center of mass ko conservative force prove kr skte plz iska derivation de dijiye
Can you please make a video about the center of mass of the human body, like for the arm or leg? thanks!
Ok!! Finally!! The best video I watched on Centre of Mass!!
Yes it was helpful. Thank you!
YOU ARE A GAME CHANGER, MR. ANDERSEN!!!! :D
Thank you soooooooooo much for explaining so well .
Thank you!
great video bro you made it very simple to understand
Are there any external force acting on geoid earth and its center of gravity changing in space ¿
Really well explained Thanks
Well explained !
clear to the point thank you sir
Nice explanation but please tell me Will the center of mass of a body can be changed or not for any kind of body ?
great video!!!
How is it that NO EXTERNAL FORCE acts on the rocket? Isn't the Parabolic path (projectile) a direct result of the gravitational force acting on it? And the velocity does not remain constant throughout. Correct me if I'm wrong.
Excelente. Muchas gracias profesor.
excellent lecture thnk yu so much
Helpful!
Great vid, thank you!
This is gold
Thank you.
Thank you very much.
Very nice concept
If we divide an object at its COM, will the 2 side have same mass or not ?
Thank you sir!
Suppose; if there is no m1and m2 ..how to calculate its center of mass for ex: only m1 then how to finds its position "x" ..and its center of mass...?
@gsisirvarma6160
8 жыл бұрын
The position of m1 is the distance from origin to m1. And the centre of mass of the particle is itself, i.e., mass of the particle itself.
@gsisirvarma6160
8 жыл бұрын
Physics worm
Thank you 😊
6:17 "X" is The disTance From where to C.M??
Hello, you say that there isn't external force, but I guess that you supposed to say: there is an external force, but it doesn't change the position of the center of mass. Am I right?
very helpful
Saved me from failing my final.
Very nice
amazinggg,!
Hey Mr. Anderson... for a rocket to follow a parabolic trajectory a net external force is required... I think you meant to say no "additional" net force is needed...
excellent
Why is it that for two object of same mass, the curvature of spacetime is present where no mass is? What makes spacetime curve then?...
good video
thank you so........very interesting!!!
Very very cool! I need to pick up more physics to add to my math skillset.
Why do you multiply mass times distance? I assume you’re dividing by the sum of the masses to find the average...?
Thanks a million :)))
Oh god damn, my screen is dusty, thanks.
@JONTHEWHEREHOG
3 жыл бұрын
@Patrick Canaan thanks I dont care
So super .students all the best for your exam with this video
Awesome
How do you find the center of mass when the bar connecting the objects DOES have a mass?
@arpandutta3591
8 жыл бұрын
That's simple...if the rod has a mass too..treat it like a small box in the centre with mass as much as that of the mass of the rod...and then these three are connected by a massless rod.. :) you can ask me if you want any more help or clarification.
very useful
perfectly explained
got it. Keep going..
Oh hell yea that was helpful
is not gravity an external force which exerts on rocket during movement?
thanks!
How the formula for coordinates of c of m works
What will happen to the center of mass when the rocket breaks off? Will the individual piece have its own center of mass ?
@kotaiahpatti5688
6 жыл бұрын
Yes
Thanks sir...........
Thanks
Nice video my dear looking
Conservation of momentum fails to hold if Center-of-Mass frame is transformed by Lorentz Transformation to another inertial reference frame. vixra.org/abs/1802.0099 If velocities of both objects are transformed by Lorentz Transformation. Total momentum become totally different.
Amaizing 🥰🙃
how to solve this-Two bodies of 2 Kg & 4 Kg are moving with velocities 20 m/s and 10 m/s respectively towards each other under mutual gravitational attraction. Find the velocity of their centre of mass in m/s.
@heroicgamersingh4963
6 жыл бұрын
Please reply
Tyre = Wheel
If we apply a constant force to the object, it will move with a constant acceleration and NOT with a constant velocity (Newton's second law!). The videos are great, but what the teacher is saying is wrong.
The problem uses sector formula
you are very fast
@randomeggthatworksforthefb7172
2 жыл бұрын
In bed I bet😏
mathwise: the barycenter
@renesoucy3444
Жыл бұрын
Why is it that for two object of same mass, the curvature of spacetime is present where no mass is? What makes spacetime curve then?...
For whole COM unacademy.com/lesson/introductioncom-in-hindi/QIBGWRCJ
Im so tired of learning things i won't ever use in my life :( But anyways, good video!
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