Van Nostrand's eclectic engineering magazine (1869)
[New York : D. Van Nostrand] · leaf 264
th the datum of the survey. Now The inclination thus obtained gives an angle /a -x / ub—bx whose tangent = .00076. Y b+y and v'' = V ~ab+ay V This angle is so small that the cosine may be considered equal to the radius ; / ab - bx =2+2 v" -- hence there is no difference between the V ab-\-ay… … Let us now return to the subject of filling [2]. a canal or reservoir from tide water. From these two equations, when any one Let A L N Gr be the summit reach of the of the quantities x, y, t is given, the other two can be found. canal or reservoir, and A G the entrance Considering the movement of…
Engineering
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