A Treatise on Gunter's Scale, and the Sliding Rule: Together with a Description and Use of the Sector, Protractor, Plain Scale, and Line of Chords : Or, An Easy Method of Finding the Area of Superfices, and of Measuring Boards, and of Finding the Solid Contents of Bodies, Especially that of Timber, by the Sliding Rule, and Also of Guaging Casks, and Round TimberE. Adams, 1824 - 119 |
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Strona 11
... arches of the quadrant , be measured thereby , and these numbers set down in a table , each in its proper column , you will by these measures have a col- lection of numbers , by which the several cases in Trigo- nometry , may be solved ...
... arches of the quadrant , be measured thereby , and these numbers set down in a table , each in its proper column , you will by these measures have a col- lection of numbers , by which the several cases in Trigo- nometry , may be solved ...
Strona 12
... arch BD Take В as a centre , transfer the several points of intersection , to the line BD , and their number is from D towards B , from 0 to 60 , and it will be the Line of Longitude . HOW TO PROVE THE SLIDING RULE . RULE . - Draw out ...
... arch BD Take В as a centre , transfer the several points of intersection , to the line BD , and their number is from D towards B , from 0 to 60 , and it will be the Line of Longitude . HOW TO PROVE THE SLIDING RULE . RULE . - Draw out ...
Strona 18
... of BC ; hence if DE be the chord , sine or tangent of any arch to the radius AD , so BC will be the same to the radius AB . The line , of lines , is useful to divide a given line in- A. D B to any number of equal parts , 18 ...
... of BC ; hence if DE be the chord , sine or tangent of any arch to the radius AD , so BC will be the same to the radius AB . The line , of lines , is useful to divide a given line in- A. D B to any number of equal parts , 18 ...
Strona 20
... arch required . By the converse ope- ration , any angle or arch , may be measured ; with any ra- dius describe an arch about the angular point : set that ra- dius transversely from 60 ° to 60 ° . Then take the dis- tance of the arch ...
... arch required . By the converse ope- ration , any angle or arch , may be measured ; with any ra- dius describe an arch about the angular point : set that ra- dius transversely from 60 ° to 60 ° . Then take the dis- tance of the arch ...
Strona 21
... arch , and then set off the chord of 10 ° , to find the tangent of 70 ° , to the same radius the scale of up- per tangents must be used ; the under one only reaching to 45 ° , making , therefore , two inches , the transverse dis- tance ...
... arch , and then set off the chord of 10 ° , to find the tangent of 70 ° , to the same radius the scale of up- per tangents must be used ; the under one only reaching to 45 ° , making , therefore , two inches , the transverse dis- tance ...
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A Treatise on Gunter's Scale, and the Sliding Rule: Together with a ... George Curtis Podgląd niedostępny - 2015 |
A Treatise on Gunter's Scale, and the Sliding Rule: Together with a ... George Curtis Podgląd niedostępny - 2018 |
A Treatise on Gunter's Scale, and the Sliding Rule: Together with a ... George Curtis Podgląd niedostępny - 2018 |
Kluczowe wyrazy i wyrażenia
14 feet long 30 feet 36 inches 60 inches Add Log Angle answer arithm base beer gallons breadth cask centre circle coincides with 12 Conts cube cubic feet cubic foot cubic inches decimals degrees Diameter in Inches Dist divisions divisor draw the slider EXAMPLE extend extent will reach feet in length figures find the Area find the number find the solid fixed foot Gallons or Bushels girt line given number guage point Gunter's Scale head diameter inches diameter inches wide Index line of chords line of numbers Line of Sines Links marked measure moving the slider number of Acres number of cubic number of Gallons number of square PLAIN SCALE PROBLEM quotient radius right hand ROUND TIMBER secant sector separatrix Side slider coincides slider till SLIDING RULE solid contents Specific Gravities square poles square timber tangents tenths transverse distance Triangle Trigonometry Vulgar Fraction weight wine gallons
Popularne fragmenty
Strona 2 - BBOWN, of the said district, hath deposited in this office the title of a book, the right whereof he claims as author, in the words following, to wit : " Sertorius : or, the Roman Patriot.
Strona 51 - Also, as a cubic foot of water weighs just 1000 ounces avoirdupois5 the numbers in the table express, not only the specific gravities of the several bodies, but also the weight of a cubic foot of each in avoirdupois ounces ; and hence, by proportion, the weight of any other quantity, or the quantity of any other weight, may be known, as in the following problems.
Strona 98 - BY LOGARITHMS. RULE. From, the logarithm of the dividend subtract the logarithm of the divisor, and the number answering to the remainder will be the quotient required.
Strona 37 - If the vessel be double-decked, take the length thereof from the fore part of the main stem, to the after part of the stern post, above the upper deck ; the breadth thereof at the broadest part above the main wales, half of which breadth shall be accounted the depth of such vessel...
Strona 37 - ... vessel be double decked, take the length thereof from the fore part of the main stem to the after part of the stern post above the upper deck ; the breadth thereof at the broadest part above the main wales, half of which breadth shall be accounted the depth of such vessel, and...
Strona 37 - ... ^three-fifths of the breadth, and take the depth from the under side of the deck plank to the ceiling in the hold, then multiply and divide as aforesaid, and the quotient shall be deemed the tonnage.
Strona 15 - Multiplication is performed on this line, by extending from 1 to the multiplier ; that extent will reach from the multiplicand to the product. Suppose, for example, it were required to find the product of...
Strona 16 - Sic. is found by extending from 1 to the breadth ; that extent will reach from the depth to a fourth number, and the extent from 1 to that fourth number will reach from the length to the solid content.
Strona 51 - To find the Magnitude of any Body, from its Weight. As the tabular specific gravity of the body, Is to its weight in avoirdupois dunces, So is one cubic foot, or 172U cubic inches, To its content in feet, or inches, respectively.
Strona 88 - Add together the three sides ; from half their sum subtract each side, noting down the remainders ; multiply the half sum by one of those remainders, and that product by another remainder, and that product by the other remainder ; the square root of the last product will be the area.* EXAMPLE.