A same meaning or not problem:
The constant power density is determined by the product out of the continuous torque density and the continuous torque speed of the electric machine .
The constant power density is determined by the product of the continuous torque density and the continuous torque speed range of the electric machine .
****
[A]: yes

A same meaning or not problem:
The Phelps moved from Jackson County , Missouri to Far West , Missouri to Nauvoo , Illinois , where Murdock was reunified with his father .
The Phelps moved from Missouri to Far West , Jackson County , Missouri to Nauvoo , Illinois , where Murdock was reunited with his father .
****
[A]: no

A same meaning or not problem:
His wife Tania G. Novarro was the one who made most of the appointments with the great artists for Eddy .
His wife Eddy was the one who made the most of the dates with the great artists for Tania G. Novarro .
****
[A]: no

A same meaning or not problem:
Different colors have different differences in the light emissions of other usable particles .
Different colors or other usable differences in the light emission of different particles ) .
****
[A]:
no