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Re: crash tests, from a Physics Teacher, 2 cars at 60MPH
Caught you again, My question and the main sticking point is the comparison
between two cars going 30 and -30 compared with two cars with one going 60
and the other parked. Of corse one of the assumptions is that the parking
brake is not on and in neutral. I do not dispute any of what you say, just
that you answered a different question than what was asked.
>To solve the question of Dave:
>V initial of car 1 = 60 MPH
>V initial of car 2 = - 60 MPH (travelling in opposite direction. Think
> >Yes, would you like to settle the 60,0 two car solution.
> >I agree with all of your statements and I believe the biggest problem
> >LISTENING, as I believe most of us agree on almost all points, even
> >answered the 60,barrier question but not the 60,0 two car question.
> >as you stated conservation of momentum states that both cars will be
> >traveling at 30 immediatly after. (Not true - I assumed that both cars
> will stop at the point of collision, an in-elastic collision. THis is
> what crumple s=zones are supposed to do.
> > Dave G
> >3x 84 4kq's (death traps)
> > No one should be driving these older quattro's anymore and I will
> >any given to me, just for everyone elses good.