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115347 videos foundNext > 

Rotational Inertia

097 - Rotational Inertia In this video Paul Andersen explains how the angular momentum of an object if a product of the rotational inertia and the angular velocity ...

Moment of Inertia or Rotational Inertia

Moment of Inertia: introduces the concept of rotational inertia or moment of inertia. There are almost 200 videos of ap physics topics at ...

Moment of Inertia Definition (Rotational Inertia) | Doc Physics

but why does an ice skater spin faster when she pulls in her arms?

Rotational Inertia: The Race Between a Ring and a Disc

Part of NCSSM Online Physics Collection: This video deals with Rotational Inertia. http://www.dlt.ncssm.edu NCSSM, a publicly funded high school in North ...

Physics - Mechanics: Moment of Inertia and Rotational Kenetic Energy (2 of 3) Pulley System

Visit http://ilectureonline.com for more math and science lectures! In this second of the three part series I will show you how to find the velocity of a mass when it ...

Rotational Kinetic Energy, Moment of Inertia, & Torque

We define moment of inertia (rotational inertia), and use that quantity to derive formulas for kinetic energy and Newton's 2nd Law in rotational dynamics.

Rotational Inertia

Rotational inertia measures how much an object resists changing rotation. In linear motion, according to Newton's Second Law, we use mass to gauge an ...

The Professor - Rotational Inertia and Gyroscopic Bicycle Wheels

Professor Julius Sumner Miller demonstrates the gyroscopic properties of a bicycle wheel.

Rotational Inertia Demonstration - which is faster?

Angular momentum = Omega x Inertia where Inertia = mR^2 Omega= Angular Velocity.

AP Physics C - Moment of Inertia

A brief introduction to moment of inertia (rotational inertia) for calculus-based physics students. For more information or help, check out http://APlusPhysics.com.

115347 videos foundNext > 

277 news items


Mon, 16 Nov 2015 10:52:49 -0800

If it had been equipped with the carbon fiber wheels, the lesser unsprung weight would've helped the record-breaking 2016 Shelby GT350 Mustang to start and accelerate faster by reducing wheel rotational inertia. Then again, you also have to take into ...
Universe Today
Mon, 03 Nov 2014 11:52:10 -0800

An object at rest stays at rest, and object in motion tends to stay in motion. This is inertia, defined famously by Isaac Newton in his First Law of Motion. Visit the Astronomy Cast Page to subscribe to the audio podcast! We record Astronomy Cast as a ...

Christian Science Monitor

Christian Science Monitor
Mon, 24 Jun 2013 12:54:53 -0700

Just as more force is needed to accelerate a more massive object from rest, more rotational force – or torque, as physicists like to say – is needed to spin an object with more rotational inertia. You can increase this by carrying more mass, and by ...


Tue, 24 Apr 2012 08:42:46 -0700

The concept of rotational inertia is well known, and not complicated… so why don't the wheel manufacturers tout their low inertias and market their products based on a cycling metric that really matters? Once one of the big guys starts advertising ...
Tue, 13 Oct 2015 08:29:49 -0700

Each step along the cable invites it to spin underfoot, potentially throwing the walker off balance. To keep from falling, the walker must increase something called rotational inertia—effectively, positioning the body so that it fights against the ...

89.3 KPCC

89.3 KPCC
Mon, 03 Aug 2015 13:48:00 -0700

High school teacher Jose Rivas, giving a keynote talk at the Cal State Long Beach summit, discussed his unusual way of teaching a physics lesson on rotational inertia. “I am a third-degree black belt in aikido, and so is the other teacher. She's a ...


Mon, 24 Aug 2015 08:46:44 -0700

Your propeller will ideally have less rotational inertia in the water than your windmill has when sailing into the wind. And... the wind is only pushing on the exposed part of the boat. For the wind to move a boat at all it needs to push ideally 800 ...

L.A. Weekly

L.A. Weekly
Wed, 16 Sep 2015 04:37:15 -0700

“I want to feel weight and I want rotational inertia,” Shone says. “If you build them with plastic or something you buy at Guitar Center, you don't get that. I always liked the Les Paul custom guitar because it was the heaviest guitar you could get ...

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