cancel
Showing results for 
Search instead for 
Did you mean: 

Spot the error

Community Veteran
Posts: 26,379
Thanks: 634
Fixes: 8
Registered: 10-04-2007

Spot the error

http://www.bbc.co.uk/news/technology-30531120
Quote
It uses magnetic levitation - creating a magnetic field underneath the board which is repelled by a non-ferrous surface like iron underneath - allowing the board to levitate.

Grin Grin Grin
jelv (a.k.a Spoon Whittler)
   Why I have left Plusnet (warning: long post!)   
Broadband: Andrews & Arnold Home::1 (FTTC 80/20)
Line rental: Pulse 8 Home Line Rental (£13/month)
Mobile: iD mobile (£4/month)
30 REPLIES
Community Veteran
Posts: 7,154
Thanks: 54
Fixes: 2
Registered: 30-08-2007

Re: Spot the error

Non-ferrous metal like iron?  Huh
Experience; is something you gain, just after you needed it most.

When faced with two choices, simply toss a coin. It works not because it settles the question for you. But because in that brief moment while the coin is in the air. You suddenly know what you are hoping for.
Community Veteran
Posts: 38,251
Thanks: 937
Fixes: 56
Registered: 15-06-2007

Re: Spot the error

words fail me  Crazy
Moderator
Moderator
Posts: 25,789
Thanks: 1,134
Fixes: 47
Registered: 14-04-2007

Re: Spot the error

Maybe they've discovered / invented a new form of iron Huh
Of all the metals they could have chosen to illustrate the point, iron was the worst. Grin
Customer and Forum Moderator.
Product of the Tyrell Corporation
Community Veteran
Posts: 6,307
Thanks: 86
Fixes: 3
Registered: 08-01-2008

Re: Spot the error

Pretty sure that the metal bit of our iron is made of aluminium, I think they make them lighter these days so she has fewer excuses not to have your shirts nicely crease-free.
Call me 'w23'
At any given moment in the universe many things happen. Coincidence is a matter of how close these events are in space, time and relationship.
Opinions expressed in forum posts are those of the poster, others may have different views.
Community Veteran
Posts: 5,322
Thanks: 467
Fixes: 1
Registered: 21-03-2011

Re: Spot the error

Eddy would know about this.
Now Zen, but a +Net residue.
Community Veteran
Posts: 38,251
Thanks: 937
Fixes: 56
Registered: 15-06-2007

Re: Spot the error

now changed
Quote
It uses magnetic levitation - creating a magnetic field underneath the board which is repelled by a non-ferrous surface like copper or aluminium underneath - allowing the board to levitate.
but they are lying about the last update time
Quote
22 December 2014 Last updated at 00:06 GMT
Moderator
Moderator
Posts: 25,789
Thanks: 1,134
Fixes: 47
Registered: 14-04-2007

Re: Spot the error

Quote from: AlaricAdair
Eddy would know about this.

Subtle Smiley
Customer and Forum Moderator.
Product of the Tyrell Corporation
Superuser
Superuser
Posts: 2,591
Thanks: 978
Fixes: 8
Registered: 10-04-2007

Re: Spot the error

p'raps it's not iron?  Just iron-y  Cool
I'll just grab me coat.
M
Community Veteran
Posts: 5,346
Thanks: 609
Registered: 23-09-2010

Re: Spot the error

Ferrous or non-ferrous?
I'm a bit rusty on the specifics. Smiley
198kHz
Seasoned Pro
Posts: 3,217
Thanks: 253
Fixes: 7
Registered: 30-07-2008

Re: Spot the error

Quote from: AlaricAdair
Eddy would know about this.

I Guass you're right.
Not young enough to know everything
VileReynard
Seasoned Pro
Posts: 10,591
Thanks: 193
Fixes: 9
Registered: 01-09-2007

Re: Spot the error

Quote from: jelv
http://www.bbc.co.uk/news/technology-30531120
Quote
It uses magnetic levitation - creating a magnetic field underneath the board which is repelled by a non-ferrous surface like iron underneath - allowing the board to levitate.

Grin Grin Grin

Inducing Eddy currents, creating a magnetic field in a non-ferromagnetic surface underneath - allowing the board to levitate.
It would work better if everything was super-conducting.  Cheesy
I rather like the use of a magnet in https://en.wikipedia.org/wiki/Hardware_disease

Community Veteran
Posts: 5,322
Thanks: 467
Fixes: 1
Registered: 21-03-2011

Re: Spot the error

Kelvin would have to stoop very low to be a super conductor on that train.
Now Zen, but a +Net residue.
Community Veteran
Posts: 4,783
Thanks: 1,056
Fixes: 27
Registered: 16-10-2014

Re: Spot the error

What is it about this topic. I've not posted until now but I can't help being attracted to it!
VileReynard
Seasoned Pro
Posts: 10,591
Thanks: 193
Fixes: 9
Registered: 01-09-2007

Re: Spot the error

I'm utterly repelled!  Grin