Tables of Logarithms of Numbers and of Sines and Tangents for Every Ten Seconds of the Quadrant: With Other Useful TablesHarper & brothers, 1859 - 150 páginas |
Dentro del libro
Resultados 1-5 de 26
Página 11
... corrections for .1 , .2 , .3 , & c . , are seen to be 6 , 12 , 18 , & c . If the given number was 72501 , the characteristic of its log ... correction for a sixth figure in the natural number , it is readily obtained from LOGARITHMS . 11.
... corrections for .1 , .2 , .3 , & c . , are seen to be 6 , 12 , 18 , & c . If the given number was 72501 , the characteristic of its log ... correction for a sixth figure in the natural number , it is readily obtained from LOGARITHMS . 11.
Página 12
... correction for a figure in the sixth place must be one tenth of the correction for the same figure if it stood in the fifth place . Thus , if the correction for .5 is 30 , the correction for .05 is obviously 3 . As the differences ...
... correction for a figure in the sixth place must be one tenth of the correction for the same figure if it stood in the fifth place . Thus , if the correction for .5 is 30 , the correction for .05 is obviously 3 . As the differences ...
Página 25
... correction for any number of seconds will be found by multiplying the proportional part for 1 " by the number of seconds . Required the natural sine of 34 ° 25 ' 37 " . The proportional part for 1 " , being multiplied by 37 , becomes ...
... correction for any number of seconds will be found by multiplying the proportional part for 1 " by the number of seconds . Required the natural sine of 34 ° 25 ' 37 " . The proportional part for 1 " , being multiplied by 37 , becomes ...
Página 26
... correction for the odd minutes may be found by means of the last vertical column on the right , which shows the proportional part for one minute . Let it be required to find the secant of 30 ° 33 ′ The secant of 30 ° 30 ' is 1.160592 ...
... correction for the odd minutes may be found by means of the last vertical column on the right , which shows the proportional part for one minute . Let it be required to find the secant of 30 ° 33 ′ The secant of 30 ° 30 ' is 1.160592 ...
Página 27
... correction for any number of seconds less than 10 is given at the bottom of the page . ( 36. ) To find the logarithmic sine or tangent of a given arc . Look for the degrees at the top of the page , the minutes on the left hand , and the ...
... correction for any number of seconds less than 10 is given at the bottom of the page . ( 36. ) To find the logarithmic sine or tangent of a given arc . Look for the degrees at the top of the page , the minutes on the left hand , and the ...
Otras ediciones - Ver todas
Términos y frases comunes
9 I I altitude angle of elevation arithm base chains circle Co-sine Co-tangent complement computed correction cosecant course and distance decimal diameter diff difference of latitude difference of longitude Dist divided equal equator fifth figure find the angles find the area find the Logarithm frustum given number given the angle height Hence horizontal plane hypothenuse inches latitude and departure length LO LO LO logarithmic sine measured meridian middle latitude miles minutes Multiply natural number nautical miles parallel parallel sailing perpendicular places plane sailing Prob Prop proportional quadrant radius Required the logarithmic right-angled spherical triangle right-angled triangle Sandy Hook secant ship sails side AC spherical triangle ABC SPHERICAL TRIGONOMETRY station subtract surface tabular number tang Tangent telescope theodolite Theorem vernier vertical Vulgar Fraction wyll yards zoids ΙΙ ΙΟ
Pasajes populares
Página 20 - The circumference of every circle is supposed to be divided into 360 equal parts, • called degrees, each degree into 60 minutes, and each minute into 60 seconds, etc.
Página 163 - In any spherical triangle, the sines of the sides are proportional to the sines of the opposite angles. In the case of right-angled spherical triangles, this proposition has already been demonstrated.
Página 69 - FIND the area of the sector having the same arc with the segment, by the last problem. Find also the area of the triangle, formed by the chord of the segment and the two radii of the sector.
Página 54 - C' (89) (90) (91) (92) (93) 112. In any plane triangle, the sum of any two sides is to their difference as the tangent of half the sum of the opposite angles is to the tangent of half their difference.
Página 69 - TO THE NUMBER OF DEGREES IN THE ARC ; So IS THE AREA OF THE CIRCLE, TO THE AREA OF THE SECTOR.
Página 73 - To find the solidity of a pyramid. RULE. Multiply the area of the base by one third of the altitude.
Página vi - The characteristic of the logarithm of ANY NUMBER GREATER THAN UNITY, is one less than the number of integral figures in the given number.
Página 184 - If a heavy sphere, whose diameter is 4 inches, be let fall into a conical glass, full of water, whose diameter is 5, and altitude 6 inches ; it is required to determine how much water will run over ? AHS.