Answer to Question #181681 in Mechanical Engineering for Diocel Ann Heria

Question #181681

To check the radius of a railroad curve, the effect of a 2-lb weight is observed to be 20.7 lb on a spring scale suspended from the roof of an experimental car rounding the curve at 40mph. what is the radius of the curve?



1
Expert's answer
2021-04-16T07:47:23-0400

F=mv²rF = \dfrac{mv²}{r}


F=20.7 Ib×9.8ms2F = 20.7\ Ib× 9.8ms^{-2}

F=202.86 Ibms2F = 202.86\ Ibms^{-2}


202.86=2×40²r202.86 = \dfrac{2×40²}{r}


r=2×40²202.86r = \dfrac{2× 40²}{202.86}


r=15.77mr = 15.77m

Need a fast expert's response?

Submit order

and get a quick answer at the best price

for any assignment or question with DETAILED EXPLANATIONS!

Comments

No comments. Be the first!

Leave a comment