Help!!!Resistance coursework

[kirsty]

Hi

i am doing my resistance coursework (gcse) and i am stuck on finding a workplace and how they test for resistance in their products. i wondered if anyone could help!!!!! Please reply asap

thanks

[Klaynos]

A small hint, V=IR, also a usefull site might be:

 

http://newton.ex.ac.uk/teaching/CDHW/Sensors/#Resistance