Thanks everybody for the feedback, I'm at least relieved to know that my approach to this problem wasn't too far wrong than what I'd dreaded it to be. At least with the second attempt anyway. I think I assumed the stopping distance needed to include both the car's and the seatbelt's only because...
I have attempted solving this problem several times on an long since finished online quiz. However no answer I gave seemed to be correct despite what I could reasonably understand regarding the effect of seatbelts and their effect on reducing force by extending the distance of deceleration...
Heya, nice to be here and to meet you all!
I just joined a few minutes ago and figured that I should start by saying hello and a general summary of why I'm here.
Basically I've been an engineering graduate for several years now but in recent years have found my study knowledge in physics and...