MR2 explained

[Petrus]

MR2 or moment of inertia explained.
It applies to flywheel, pulleys, wheels, heck, even to the whole CÁR!! 

https://www.youtube.com/watch?v=CxuER0qIWJk

[Ardent]

MR²

Edit
Actually quite pleased with that.

[Petrus]

MR²

Edit
Actually quite pleased with that.

Here one in a practical experiment.

https://www.youtube.com/watch?v=CHQOctEvtTY

[Petrus]

Tried to explain the concept of rotational intertia to the gf.
She was mesmerised. From the glazed look was not sure she got it all.
So showed here the aloy ring versus wooden disc video.
Ah, can you exlain that in numbers, quantify the difference?
I could so I did.
She got it.
By Jóve did she get it.
Thought me explaining was uttahly sexy.
....then I got distracted.
Yes, I lóve MR2....