Permanent magnet rotor vs non-magnetic rotor motor

[DreamChaser77]

Choose between two:

A. Permanent magnet motors( Being the shaft/rotor)
B. Non-magnetic material( Same being the shaft/rotor)

Give me you're answer and a detailed explanation why please!

 

[russ_watters]

The answer is: it depends on the application.

 

[DreamChaser77]

The answer is: it depends on the application.

Why?
What the difference between both of um?

 

[russ_watters]

Have you googled this or checked wikipedia yet? We don't like spoonfeeding here.

 

[DreamChaser77]

Have you googled this or checked wikipedia yet? We don't like spoonfeeding here.

I've looked around really didn't find the answered I needed mostly found rubbish on "free-energy"...
It would be nice for you and someones else to help out someone who needs it.

 

[russ_watters]

http://en.wikipedia.org/wiki/Permanent-magnet_electric_motor#Permanent-magnet_motors

 

[DreamChaser77]

http://en.wikipedia.org/wiki/Permanent-magnet_electric_motor#Permanent-magnet_motors

Thanks,

 

[DreamChaser77]

Got the best answers that all say permanent magnet motors are the best choice.