A rail road curve is to be laid out on a circle. What radius should be – McqOptions

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1.	A rail road curve is to be laid out on a circle. What radius should be used if the track is to change direction by 25 degree in a distance of 40 m ?
A.	91.64 m
B.	90.46 m
C.	89.64
D.	93.64 m
Answer» B. 90.46 m

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