The shipwright's vade-mecum [by D. Steel].1805 |
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Σελίδα 20
... number , and prefix the index of the integer part . What is the logarithm of 259.7 , is 41447 , to which , if the index be pre- fixed , the logarithm is 2.41447 . TO FIND THE LOGARITHM OF A VULGAR FRACTION . SUBTRACT 20 INTRODUCTION .
... number , and prefix the index of the integer part . What is the logarithm of 259.7 , is 41447 , to which , if the index be pre- fixed , the logarithm is 2.41447 . TO FIND THE LOGARITHM OF A VULGAR FRACTION . SUBTRACT 20 INTRODUCTION .
Σελίδα 54
... fixed axis , and multiply the product by .5236 for the solid content . EXAMPLE . Required the content of a prolate sphe- roid , the transverse or fixed axis of which is 45 , and its revolving axis 35 . 35 35 Multiplied by 1225 square of ...
... fixed axis , and multiply the product by .5236 for the solid content . EXAMPLE . Required the content of a prolate sphe- roid , the transverse or fixed axis of which is 45 , and its revolving axis 35 . 35 35 Multiplied by 1225 square of ...
Σελίδα 82
... fixed on the quarters of small vessels near the stern , and containing , either a sash for the convenience of the cabin , or the representation of it . It is commonly decorated with carved work , as marine figures , martial instruments ...
... fixed on the quarters of small vessels near the stern , and containing , either a sash for the convenience of the cabin , or the representation of it . It is commonly decorated with carved work , as marine figures , martial instruments ...
Σελίδα 85
... fixed before the com- panion , and the lights put in from the captain's ladderway , without going upon deck . On the deck of a ship of war there are always two binna- cles , one for the use of the man who steers , and the other for him ...
... fixed before the com- panion , and the lights put in from the captain's ladderway , without going upon deck . On the deck of a ship of war there are always two binna- cles , one for the use of the man who steers , and the other for him ...
Σελίδα 86
... fixed under the ship's keel upon the groundways . BLOCKS FIXED , are solid pieces of oak , let through the sides of the ship , and fitted with sheaves to lead the tacks , sheets , traces , & c . into the ship . The block to lead in the ...
... fixed under the ship's keel upon the groundways . BLOCKS FIXED , are solid pieces of oak , let through the sides of the ship , and fitted with sheaves to lead the tacks , sheets , traces , & c . into the ship . The block to lead in the ...
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
afore and abaft aftside angle beams bevellings bitts body plan body-plan bolts bowsprit broad butt cant timber capstan centre of gravity chant Brig cheek construction curve denominator described diagonal line diameter distance draw drawn equal fashion-piece fayed feet floor fore and aft forecastle foremost foreside frame Frigate futtock GUNS GUNS GUNS TONS half-breadth plan hawse-pieces head heel height of breadth horizontal line Inboard inches intersect iron keel keelson knee length likewise logarithm lower deck mast middle line mould Multiply parallel perpendicular placed plank Plate ports rabbet rail ribband rising line Royal Navy rudder sail SCANTLING scarphs Sheer Draught sheer plan sheer-plan ship's Sloop specific gravity spots square stem stern stern-post strakes sweep Table of Dimensions taffarel thick thwartship TONS TONS 74 TONS TONS TONS top-timber line topside treenails trimmed underside upper deck upper edge upperside vessel VULGAR FRACTIONS water lines wing transom
Δημοφιλή αποσπάσματα
Σελίδα 44 - A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center.
Σελίδα 41 - Or, to take a case yet stronger, when it is affirmed, that " the area of a circle is equal to that of a triangle having the circumference for its base, and the radius for its altitude...
Σελίδα 25 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; and each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds ; and these into thirds, etc.
Σελίδα 21 - To find then the logarithm of a vulgar fraction, subtract the logarithm of the denominator from that of the numerator.
Σελίδα 47 - To the length of the edge add twice the length of the back or base, and reserve the sum; multiply the height of the wedge by the breadth of the base; then multiply this product by the reserved sum, and onesixth of the last product will be the contents.
Σελίδα 50 - A SPHEROID is a solid, generated by the revolution of an ellipse about one of its diameters. If the ellipse revolves about its longer or...
Σελίδα 14 - In the same manner multiply all the multiplicand by the inches, or second denomination, in the multiplier) and set the result of each term one place removed to the right 'hand of those in the multiplicand. 4.
Σελίδα 17 - Find the greatest square in the left period, and place its root at the right; subtract the square of this root from the first period, and to the remainder annex the next period for a dividend.
Σελίδα 250 - ... 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 the outside of the outside plank in the broadest part of the...
Σελίδα 21 - To Divide One Number by Another, Subtract the logarithm of the divisor from the logarithm of the dividend, and obtain the antilogarithm of the difference.