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Engineers want to design brakes that will reduce stopping distances by 10%. How would this change the equation relating speed s, friction f, and stopping distance d? s=√30fd
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May 11, 2017
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Engineers want to design brakes that will reduce stopping distances by 10%. How would this change the equation relating speed s, friction f, and stopping distance d?
s=√30fd
Mathematics
high-school
RoboKozo
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For the answer to the question above, we will use this formula to solve this problem
d = kv^2
plugging in,
4.2 = k*10^2
k = 0.042
d = 0.042v^2
the revoised equation will be
d = 0.9*0.042v^2 , i.e.
d
= 0.0378v^2
I hope my answer helped you
Patrick Hillert
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May 15, 2017
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Patrick Hillert
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