Epitome of the Art of Navigation: Or, A Short, Easy and Methodical Way to Become a Compleat Navigator ...J. Mount and T. Page, 1770 - 447 sider |
Inni boken
Resultat 1-5 av 26
Side 33
... Second , twice turned over from the Third , gives the Gallons required . Problem XXXVII . 7. To measure a Ship , that is , to find her Tunnage . The Rule . 1. Say , as I .. Breadth : Half Breadth .. Fourth Number . .. 2. Then ; As 94 ...
... Second , twice turned over from the Third , gives the Gallons required . Problem XXXVII . 7. To measure a Ship , that is , to find her Tunnage . The Rule . 1. Say , as I .. Breadth : Half Breadth .. Fourth Number . .. 2. Then ; As 94 ...
Side 36
... Second and Third Terms together ; and from that Sum fubtract the Logarithm of the firft Term , the Remainder is the Logarithm of the fourth . Term , or Number fought . As in the foregoing Proportion , the Sum of the Logarithms of the ...
... Second and Third Terms together ; and from that Sum fubtract the Logarithm of the firft Term , the Remainder is the Logarithm of the fourth . Term , or Number fought . As in the foregoing Proportion , the Sum of the Logarithms of the ...
Side 37
... Second and Third Terms , and from the Cha- racteristic of their Sum fubtract 10 or 20 , the remaining Figures is the Logarithm of the Fourth Term fought ; as may be seen in the following Proportion in Problem II . Prob . II . Cafe 2 and ...
... Second and Third Terms , and from the Cha- racteristic of their Sum fubtract 10 or 20 , the remaining Figures is the Logarithm of the Fourth Term fought ; as may be seen in the following Proportion in Problem II . Prob . II . Cafe 2 and ...
Side 40
... Second Rule , When both Legs are given , to find the Hypo- thenufe , it is thus , From the double Logarithm of the greater Leg , fubtract the Logarithm of the leffer Leg ; the abfolute Number anfwering to it , add to the leffer Leg ...
... Second Rule , When both Legs are given , to find the Hypo- thenufe , it is thus , From the double Logarithm of the greater Leg , fubtract the Logarithm of the leffer Leg ; the abfolute Number anfwering to it , add to the leffer Leg ...
Side 43
... Second , and Third Cafes following . Prob . V. Cafe 1 . Of Obliquangles , Two Angles , and one Side given ; to find either of the other Sides . Example . In the Oblique Triangle BDC . Plate 2. Fig . 5 . The 101d . 25m . SCD Angle { CBD ...
... Second , and Third Cafes following . Prob . V. Cafe 1 . Of Obliquangles , Two Angles , and one Side given ; to find either of the other Sides . Example . In the Oblique Triangle BDC . Plate 2. Fig . 5 . The 101d . 25m . SCD Angle { CBD ...
Andre utgaver - Vis alle
Epitome of the Art of Navigation: Or, a Short, Easy and Methodical Way to ... James Atkinson Uten tilgangsbegrensning - 1753 |
Epitome of the Art of Navigation; Or, A Short and Easy Methodical Way to ... James Atkinson Uten tilgangsbegrensning - 1711 |
Epitome of the Art of Navigation: Or, a Short, Easy and Methodical Way to ... James Atkinson,William Mountaine Ingen forhåndsvisning tilgjengelig - 2018 |
Vanlige uttrykk og setninger
adjacent Angle alfo Anfw Angle ACB Angle BAC Angle oppofite Axiom Barbadoes Cafe Center Column Compafs Courfe Courſe defcribed Departure Diameter Diff Difference of Latitude Difference of Longitude Diſtance Dominical Letter draw Eaft Eafterly Ecliptic Epact equal Equator Equinoctial Example faid fame fecond Feet fhew fheweth firft firſt fubtract Globe greateſt half hath Horizon Hour Hypothenufe AC Inches Leag Leagues lefs Leg BC Line Lizard Logarithm meaſured Merid Meridian Altitude Minutes Sine neareſt North Number Obfervation Oblique Circle Oblique Triangle Parallel perpendicular Plane Plate Points Pole Primitive Circle Prob Proportion Radius Remainder reprefented Right Afcenfion Right Circle Rule Rumb Ship fails Ship's Side AC Side CD Sine Complement Sine Tangent Secant Solid Content South Latitude Spheric Geometry Spheric Triangle Spheric Trigonometry Star's Sun's Altitude Sun's Azimuth Sun's Declination Sun's Place thefe theſe Trigono tude Weft Wefterly whofe
Populære avsnitt
Side 123 - We infer from this that a triangle can be constructed with three given lines as sides, when the sum of any two sides is greater than the third side.
Side 47 - BD, is to their Difference ; fo is the Tangent of half the Sum of the Angles BDC and BCD, to the Tangent of half their Difference.
Side 159 - AZIMCTR circles, called azimuths, or vertical circles, are great circles of the sphere, intersecting each other in the zenith and nadir, and cutting the horizon at right angles in all the points thereof.
Side 149 - ... globe. A Strait is a narrow part of the ocean lying between two shores, and opening a way into some sea, as the Straits of Gibraltar that lead into the Mediterranean Sea. A Creek is a small narrow part of the sea or river, that goes up but a little way into the land.
Side 138 - ... the angle CGH (1. PI. Tr.): But since CG, HG are at right angles to DGB, which is the common section of the planes CBD, ABD, the angle CGH will be equal to the inclination of these planes (6.
Side 107 - Difference of Latitude, is to the Difference of Longitude ; fo is the Sine Complement of the Middle Latitude, to the Tangent of the Courfe, or more briefly thus : As Diff.
Side 216 - ... as the radius is to the tangent of the latitude ; so is the tangent of the sun's declination to the sine of the ascensional difference sought. This, converted into time, shows how much he rises...
Side ii - Navigatio Britannica: or, a complete System of Navigation, in all its Branches, both with regard to theory and practice; containing Geometry, Plane and Spherical Trigonometry, Astronomy, and the doctrine of the Sphere, &c.
Side 137 - Is to the cosine of half their difference, So is the cotangent of half the contained angle To the tangent of half the sum of the other angle*.
Side 207 - OH the globe by the divisions on the quadrant of altitude, in its motion about the body of the globe, when screwed to the zenith. PARALLELS of declination, in astronomy, are the same with parallels of latitude, in geography. PARALLEL sphere...