The Encyclopædia Britannica, Or, Dictionary of Arts, Sciences, and General Literature, 16. köideAdam & Charles Black, 1858 |
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Page 8
... increased by 10 ; and log . dep . = log . dist . + L sin course - 10 . 2. Given course ( BAC ) and true difference ... increases . In fact , it de- creases in the ratio of cosine la- titude to unity . Let EQ be the equator , PCP ' the ...
... increased by 10 ; and log . dep . = log . dist . + L sin course - 10 . 2. Given course ( BAC ) and true difference ... increases . In fact , it de- creases in the ratio of cosine la- titude to unity . Let EQ be the equator , PCP ' the ...
Page 9
... increased in the same proportion that BH + CI + DK + & c . , i.e. , the departure has been increased . ing arc of the equator , they have all been increased in Prelimin- the ratio of sec lat . to 1 . Hence , if the length of l ' of the ...
... increased in the same proportion that BH + CI + DK + & c . , i.e. , the departure has been increased . ing arc of the equator , they have all been increased in Prelimin- the ratio of sec lat . to 1 . Hence , if the length of l ' of the ...
Page 10
... increased distance , form the sides of a right - angled triangle , and are proportional to the departure , true difference of latitude , and distance , in the triangle ABC . The two triangles are there- fore similar . ¿ If , then , in ...
... increased distance , form the sides of a right - angled triangle , and are proportional to the departure , true difference of latitude , and distance , in the triangle ABC . The two triangles are there- fore similar . ¿ If , then , in ...
Page 27
... increased or diminished accordingly ; if near the parallel , the course only is supposed to be erro- neous ; and if the course is towards the middle of the quadrant , the course and distance are both assumed to be in error . This last ...
... increased or diminished accordingly ; if near the parallel , the course only is supposed to be erro- neous ; and if the course is towards the middle of the quadrant , the course and distance are both assumed to be in error . This last ...
Page 36
... increased by 12 hours , and the day reckoned one back if necessary , so as to make the two dates agree in the day and hour nearly . Ex . 1. - June 15 , 1857 , at 7b 45m P.M. mean time nearly , in longitude 45 ° W. , a chronometer showed ...
... increased by 12 hours , and the day reckoned one back if necessary , so as to make the two dates agree in the day and hour nearly . Ex . 1. - June 15 , 1857 , at 7b 45m P.M. mean time nearly , in longitude 45 ° W. , a chronometer showed ...
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Common terms and phrases
altitude amount ancient angle appear banks Bonar Bridge British built called canal Captain carried Cawnpore channel chief church coast command commenced compass consists contains course depth difference of latitude distance Dornoch Firth England extends feet fleet Greenwich Greenwich mean guns harbour haversine hour angle island king lake land length longitude Lord low-water Lucknow manufactures mean ment meridian miles mountains native Nautical Almanac naval navigation navy nearly Nelson Nepaul Neuchâtel newspapers Newton Niebuhr Nièvre Nineveh North Norway Nova Scotia observed officers papers parallax period population port principal province published rebels reign right ascension rise river Roman Royal Royal Navy sail sextant ship's ships side square miles tidal tide timber tion tonnage town trade true diff velocity vessels vols whole York Zealand