Mathematics Practically Applied to the Useful and Fine ArtsMilner, 1854 - 301 pagina's |
Overige edities - Alles bekijken
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Mathematics Practically Applied to the Useful and Fine Arts George Birkbeck Geen voorbeeld beschikbaar - 2013 |
Veelvoorkomende woorden en zinsdelen
ABCD Application arch arts ascertain axis base body breadth called centre circle circumference cone conical conical surfaces consequently construct corresponding cube curvature curve cylinder describe descriptive geometry developable surfaces diameter direction divided draw drawn earth edges ellipsis employed envelope equal distances faces figure fixed geometry height horizontal line hyperbola instrument intersection length Lesson Let us suppose manner means measure meridian meridian circle method MNPQ motion multiplied number of sides object oblique lines osculator circle parabola parallel lines parallelogram pass perpendicular perspective piece placed plane surface plank position precision principle prism produce properties proportion protractor pyramid radii radius rallel rays rectangle regular polygon represent right angles right lined circular screw shadow similar solid space sphere square summit surface of revolution symmetrical tangent terminated thread tion trace trapezium triangles triangular triangular prism volume wheel whence
Populaire passages
Pagina 128 - ... the breadth, the remainder shall be esteemed the just length of the keel to find the tonnage ; and the breadth shall be taken from the outside of the outside plank in the broadest place in the ship, be it either above or below the main wales...
Pagina 128 - ... plumb line, in a parallel direction with the water, to a perpendicular point immediately over the load water mark at the fore part of the main stem, subtracting from such measurement the above distance, the remainder will be the ship's extreme...
Pagina 128 - ... above or below the main wales, exclusive of all manner of doubling planks that may be wrought upon the sides of the ship ; then multiplying the length of the keel by the breadth so taken, and that product by half the breadth, and dividing the whole by ninetyfour, the quotient shall be deemed the true contents of the tonnage.
Pagina 59 - After remarking that the mathematician positively knows that the sum of the three angles of a triangle is equal to two right angles...
Pagina 128 - ... the above distance, the remainder will be the ship's extreme length, from which is to be deducted three inches for every foot of the load draught of water, for the rake abaft, and also three fifths of the ship's breadth for the rake forward, the remainder shall be esteemed the just length of the...
Pagina 128 - ... drop a plumb line over the stern of the ship, and measure the distance between such line and the after part of the...
Pagina 128 - ... the length shall be taken on a straight line along the rabbet of the keel, from the back of the main stern-post to a perpendicular line from the fore part of the main stem under the bowsprit, from which subtracting three-fifths of the breadth, the remainder shall be esteemed the just length of the keel to find the tonnage; and the breadth shall be taken from...
Pagina 209 - The square of the hypothenuse is equal to the sum of the squares of the other two sides ; as, 5033 402+302.
Pagina 157 - AF into the same number of equal parts, and through the points of division draw lines to D, and through the corresponding points where these lines meet the former draw a curve AD.
Pagina 193 - MN; consequently the convex surface of the cylinder is equal to the circumference of a great circle multiplied by its diameter (523).