Mathematics, mechanics, heatAmerican School of Correspondence, 1903 - Engineering |
From inside the book
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Page 6
... Latitude and Distance 15 rithms 83 Scale of Longitude 16 To mark a Ship's Position on a Chart 16 To find Distance ... Latitude Difference of Latitude Difference of Longitude Departure : 5 The Day's Work 5 Making the Land 5 Method of ...
... Latitude and Distance 15 rithms 83 Scale of Longitude 16 To mark a Ship's Position on a Chart 16 To find Distance ... Latitude Difference of Latitude Difference of Longitude Departure : 5 The Day's Work 5 Making the Land 5 Method of ...
Page 7
... Latitude 40 Centrifugal Force 39 Latitude by Reduction to the Principles of Machinery : 41 Meridian 42 Levers 42 Chronometer 43 Pulleys Relation of Longitude to Time 44 Wheels and Axles Time : 44 Inclined Planes Solar Time 44 Wedges ...
... Latitude 40 Centrifugal Force 39 Latitude by Reduction to the Principles of Machinery : 41 Meridian 42 Levers 42 Chronometer 43 Pulleys Relation of Longitude to Time 44 Wheels and Axles Time : 44 Inclined Planes Solar Time 44 Wedges ...
Page 5
... latitude are small circles parallel to the equator , as A B , C D , etc. ( Fig . 1 ) . All places on parallel A B , for instance , are exactly true east and west of each other . Latitude . This is the name given to the distance of a ...
... latitude are small circles parallel to the equator , as A B , C D , etc. ( Fig . 1 ) . All places on parallel A B , for instance , are exactly true east and west of each other . Latitude . This is the name given to the distance of a ...
Page 6
... latitudes as possible , for the higher the latitude the shorter the distance necessary to sail in order to change the same distance of longitude . N W O S D Fig . 2 . E The course steered is the angle between the meridian and the ship's ...
... latitudes as possible , for the higher the latitude the shorter the distance necessary to sail in order to change the same distance of longitude . N W O S D Fig . 2 . E The course steered is the angle between the meridian and the ship's ...
Page 10
... Latitude , 96 ° 46 ' West Longitude . Dip of Needle . A magnetic needle balanced on its center of gravity , free to move in any direction , does not remain horizontal , but its north point in the north hemisphere points downward , or ...
... Latitude , 96 ° 46 ' West Longitude . Dip of Needle . A magnetic needle balanced on its center of gravity , free to move in any direction , does not remain horizontal , but its north point in the north hemisphere points downward , or ...
Common terms and phrases
acting altitude amount beam body called center of gravity chart circle coefficient compass Corollary course cubic dead reckoning decimal degrees diameter direction distance divided earth elastic elastic limit energy equal equation EXAMPLES FOR PRACTICE factor of safety feet per second foot foot-pounds force formula friction gear given greater Greenwich mean heat Hence hour angle hypothenuse kinetic latitude length liquid load logarithm longitude magnetism mantissa mercury meridian miles minute molecules motion move multiplied Nautical orifice parallel parallelogram pendulum perpendicular plane polygon position poundal pounds per square pressure proportional pulley quadrant radius resultant revolutions revolutions per minute right angles right triangles sextant shaft ship ship's side specific gravity square inch straight line stress substance surface temperature Theorem tion triangles A B C unit velocity vertical vessel weight wheel wrought iron
Popular passages
Page 70 - PROBLEM. To inscribe a circle in a given triangle. Let ABC be the given triangle : it is required to inscribe a circle in the triangle ABC.
Page 39 - A circle is a plane figure bounded by a curved line, called the circumference, every point of which is equally distant from a point within called the center.
Page 32 - If the diagonals of a quadrilateral bisect each other, the figure is a parallelogram.
Page 6 - Every body continues in its state of rest, or of uniform motion in a straight line, unless it is compelled to change that state by forces impressed upon it.
Page 7 - If, at a point in a straight line, two other straight lines, upon the opposite sides of it, make the adjacent angles together equal to two right angles, these two straight lines shall be in one and the same straight line.
Page 54 - If two polygons are composed of the same number of triangles, similar each to each and similarly placed, the polygons are similar.
Page 21 - If two triangles have two sides, and the included angle of the one equal to two sides and the included angle of the other, each to each, the two triangles are equal in all respects.
Page 31 - If two sides of a quadrilateral are equal and parallel, the figure is a parallelogram.
Page 60 - The area of a triangle is equal to one-half the product of its base and altitude.
Page 46 - An angle formed by a tangent and a chord is measured by onehalf the intercepted arc.