A guide book to the Local marine board examination. The ordinary examination. [With] The requisite elements from the Nautical almanac for 1865, for the exercises in Ainsley's Guide book |
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Halaman 13
... SUBTRACTION . The operation of SUBTRACTION is indicated or expressed by the sign - which is read minus or less by , with the use of the sign ; thus , the excess of 7 above 5 will be expressed in the form 7 - 34 , which is read 7 minus 3 ...
... SUBTRACTION . The operation of SUBTRACTION is indicated or expressed by the sign - which is read minus or less by , with the use of the sign ; thus , the excess of 7 above 5 will be expressed in the form 7 - 34 , which is read 7 minus 3 ...
Halaman 15
... subtraction . ( 8 ) In a system of logarithms all numbers are considered as the powers of some one number arbitrarily assumed , which is called the BASE of the system , and the exponent of that power of the base which is equal to any ...
... subtraction . ( 8 ) In a system of logarithms all numbers are considered as the powers of some one number arbitrarily assumed , which is called the BASE of the system , and the exponent of that power of the base which is equal to any ...
Halaman 18
... subtract from 10 ; the remainder is the index required . Thus the characteristic of the log . of 04 is 7 or 8 , since I added to the number of cyphers following the decimal point is 2 , then 2 from 10 is 8 . Similarly the index of the ...
... subtract from 10 ; the remainder is the index required . Thus the characteristic of the log . of 04 is 7 or 8 , since I added to the number of cyphers following the decimal point is 2 , then 2 from 10 is 8 . Similarly the index of the ...
Halaman 19
... subtract the number found from 10 , and consider the remainder as the characteristic . 4601.7 123 Thus , in finding the log . of 46017 , if you place your pen between the first figure ( 4 ) and second ( 6 ) , it falls on the decimal ...
... subtract the number found from 10 , and consider the remainder as the characteristic . 4601.7 123 Thus , in finding the log . of 46017 , if you place your pen between the first figure ( 4 ) and second ( 6 ) , it falls on the decimal ...
Halaman 22
... logarithm of a vulgar fraction is the result of the subtraction of the logarithm of its denominator from that of its numerator ; because the fractional form always denotes the division of the quantity 22 ON LOGARITHMS .
... logarithm of a vulgar fraction is the result of the subtraction of the logarithm of its denominator from that of its numerator ; because the fractional form always denotes the division of the quantity 22 ON LOGARITHMS .
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A Guide Book to the Local Marine Board Examination. the Ordinary Examination ... Thomas Liddell Ainsley Pratinjau tidak tersedia - 2016 |
Istilah dan frasa umum
A.M. at ship altitude of sun's altitude sun's L.L. anchor astream bearing by compass boiler Bottomry brace Bristol Channel cargo charter-party chronometer column common logarithms compass course cosec cosine course and distance daily decl declination deviation diff difference of latitude difference of longitude dunnage East equator eye 18 feet fathoms fixed light given Green Greenwich date Greenwich mean haul height of eye helm high water hour-angle index corr index correction lightvessel London Bridge mantissa mast mast-head master MATE mean noon Mercator's middle latitude miles minutes Nautical Almanac Norie North observed altitude sun's observed meridian altitude P.M. apparent P.M. tides parallel sailing Polar dist port Raper Required the course required the latitude Rule sail secant Semi-diameter semid set by compass Ship date sine South steam subtract topmast True altitude true azimuth true course vessel wind yard ΙΟ
Bagian yang populer
Halaman 221 - Nothing in these rules shall exonerate any ship, or the owner, or master, or crew thereof, from the consequences of any neglect to carry lights or signals, or of any neglect to keep a proper look.out, or of the neglect of any precaution which may be required by the ordinary practice of seamen, or by the special circumstances of the case.
Halaman 221 - In obeying and construing these rules due regard must be had to all dangers of navigation ; and due regard must also be had to any special circumstances which may exist in any particular case rendering a departure from the above rules necessary in order to avoid immediate danger.
Halaman 220 - A vessel which, is closehauled on the port tack shall keep out of the way of a vessel which is closehauled on the starboard tack. (c) When both are running free, with the wind on different sides, the vessel which has the wind on the port side shall keep out of the way of the other.
Halaman 221 - If two ships under steam are crossing so as to involve risk of collision, the ship which has the other on her own starboard side shall keep out of the way of the other.
Halaman 221 - When two sailing ships are crossing so as to involve risk of collision, then, if they have the wind on different sides, the ship with the wind on the port side shall keep out of the way...
Halaman 220 - When two steam vessels are meeting end on, or nearly end on, so as to involve risk of collision, each shall alter her course to starboard so that each may pass on the port side of the other.
Halaman 220 - Pilot vessels, when engaged on their station on pilotage duty, shall not show the lights required for other vessels, but shall carry a white light at the masthead, visible all round the horizon, and shall also exhibit a flare-up light or flare-up lights at short intervals, which shall never exceed fifteen minutes.
Halaman 221 - Every steamship, when approaching another ship so as to involve risk of collision, shall slacken her speed, or if necessary stop and reverse ; and every steamship shall, when in a fog, go at a moderate speed.
Halaman 219 - A bright White Light at the Foremast Head. A Green Light on the Starboard side. A Red Light on the Port side.
Halaman 220 - Open boats shall not be required to carry the side lights required for other vessels, but shall, if they do not carry such lights, carry a lantern having a green slide on...