Brushless permanent magnet motors use what design of rotors? ...

[lindiwe]

Brushless permanent magnet motors use what design of rotors?
 
  A) Interior permanent magnets B) Surface permanent magnets
  C) Both A and B D) Neither A nor B

Question 2

What term describes how easily a magnetic field passes through a barrier?
 
  A) Refractivity B) Permeability C) Reflectivity D) Insulation

[whitcassie]

Answer to Question 1

C

Answer to Question 2

B

[lindiwe]

Thanks for the timely response, appreciate it

[blakcmamba]

Excellent