If S is the length of a subchord and R is the radius of simple curve, – McqOptions

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1.	If S is the length of a subchord and R is the radius of simple curve, the angle of deflection between its tangent and sub-chord, in minutes, is equal to
A.	573 S/R
B.	573 R/S
C.	171.9 S/R
D.	1718.9 R/S
Answer» E.

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