Asked by Shan
Determine the stopping distances for an automobile going a constant initial speed of 97km/h and human reaction time of 0.50s , for an acceleration a=−6.5m/s2
Answers
Answered by
Devron
***Convert initial speed to m/s
a=-6.5m/s^2
Vf=0
d=?
***Vi=97km/h*(10^3m/1km)*(1h/3600s)=27m/s
Use the following equation and solve for d:
Vf^2=Vi^2+2ad
0^2=(27m/s)^2+2(-6.5m/s^2)d
729=13d
Solving for d,
729/13=d
d=56m
a=-6.5m/s^2
Vf=0
d=?
***Vi=97km/h*(10^3m/1km)*(1h/3600s)=27m/s
Use the following equation and solve for d:
Vf^2=Vi^2+2ad
0^2=(27m/s)^2+2(-6.5m/s^2)d
729=13d
Solving for d,
729/13=d
d=56m
Answered by
bobpursley
correct.
Answered by
Anonymous
wrong
Answered by
bruh
devron you suck
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