A Complete Treatise on Practical Mathematics: Including the Nature and Use of Mathematical Instruments: Logarithmic Tables, Trigonometry, Mensuration of Heights and Distances,--of Surfaces & Solids, Land Surveying, Gunnery, Gauging, Artificer's Measuring, Miscellaneous Exercises. With an Appendix on Algebra ... Principally Designed for the Use of Schools and AcademiesBell and Bradfute, 1792 - 431 σελίδες |
Αναζήτηση στο βιβλίο
Αποτελέσματα 1 - 5 από τα 30.
Σελίδα xi
... 281 Oblique Cafes , 290 Of the piling of Shot , 294 Specific Gravity , 303 Of Balls and Shells , 311 To find the Caliber of English Guns , 336 GAUGING , 321 Το To gauge Surfaces , To gauge Solids , Inching Tuns CONTENTS .
... 281 Oblique Cafes , 290 Of the piling of Shot , 294 Specific Gravity , 303 Of Balls and Shells , 311 To find the Caliber of English Guns , 336 GAUGING , 321 Το To gauge Surfaces , To gauge Solids , Inching Tuns CONTENTS .
Σελίδα 191
... ball , whofe diameter is inch ? Anf . 3.1416 inches . Ex . 4. How many inches will cover a globe of 12 inches di- ameter ? Anf . 452.3904 . Ex . 5. Required the surface of a globe of 18 inches diameter . Anf . 7.0686 fq . feet . Ex . 6 ...
... ball , whofe diameter is inch ? Anf . 3.1416 inches . Ex . 4. How many inches will cover a globe of 12 inches di- ameter ? Anf . 452.3904 . Ex . 5. Required the surface of a globe of 18 inches diameter . Anf . 7.0686 fq . feet . Ex . 6 ...
Σελίδα 279
... ball they carry . From experiment and obfervation alone the hiftory of nature can be collected , or her phenomena defcribed . By the princi- ples of geometry and mechanics we are enabled to carry on the analyfis from the phenomena to ...
... ball they carry . From experiment and obfervation alone the hiftory of nature can be collected , or her phenomena defcribed . By the princi- ples of geometry and mechanics we are enabled to carry on the analyfis from the phenomena to ...
Σελίδα 280
... ball with its ordinary charge of powder ; or the height from which it muft fall perpendicularly to acquire the velocity with which it was projected . Thus , BA is the impetus . Fig . 1 . 2. The diameter , or axis to any point of the ...
... ball with its ordinary charge of powder ; or the height from which it muft fall perpendicularly to acquire the velocity with which it was projected . Thus , BA is the impetus . Fig . 1 . 2. The diameter , or axis to any point of the ...
Σελίδα 285
... ball 3520 yards , at an elevation of 30 ° or of 60 ° ? As fine twice elev . 30 ° Is to radius 90 ° So is amplitude 1760 To impetus 2032 = By Scale and Compasses . 9.93753 10.00000 3 : 2455 3.30798 The extent from twice the angle of ...
... ball 3520 yards , at an elevation of 30 ° or of 60 ° ? As fine twice elev . 30 ° Is to radius 90 ° So is amplitude 1760 To impetus 2032 = By Scale and Compasses . 9.93753 10.00000 3 : 2455 3.30798 The extent from twice the angle of ...
Περιεχόμενα
217 | |
223 | |
245 | |
273 | |
279 | |
290 | |
303 | |
311 | |
65 | |
63 | |
57 | |
117 | |
117 | |
130 | |
162 | |
168 | |
174 | |
180 | |
187 | |
194 | |
201 | |
207 | |
321 | |
337 | |
343 | |
351 | |
359 | |
366 | |
372 | |
385 | |
392 | |
398 | |
412 | |
418 | |
424 | |
Συχνά εμφανιζόμενοι όροι και φράσεις
abfciffa acres againſt alfo alſo altitude amplitude axis bafe baſe becauſe breadth centre chain chord of half circle circumference Co-fec Co-tan column cone conjugate cube defcribe dift diſtance divide divifor elevation Engliſh equal Euclid EXAMPLE fame fecond fegment fhall fimilar find the area find the folidity firſt fquare root fquare yards fruftum ftraight line fubtract fuch fuperficies furface girt given greateſt half the arch height horizontal houſe hypothenufe inftrument laft acquired velocity laſt lefs logarithm malt bufhels meaſure obferved off-fets oppofite ordinate parabolic perpendicular plane Plate quantity quotient rectangle Required the area Required the content Required the folidity rhombus right angles RULE Secant Secant Co-fec ſpace ſphere ſpindle ſquare ſteeple Suppofe tangent theodolite theſe thickneſs tranfverfe trapezium triangle triangular uſed verfed whofe diameter whofe fide whofe length whoſe wine gallons
Δημοφιλή αποσπάσματα
Σελίδα 27 - 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 115 - Therefore all the angles of the figure, together with four right angles, are equal to twice as many right angles as the figure has sides.
Σελίδα 3 - A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference.
Σελίδα 232 - E, is equal to twice as many right angles as the figure has sides, less four right angles.
Σελίδα 1 - ... common to the two triangles AFE, BFE, there are two sides in the one equal to two sides in the other, each to each ; and the base EA is equal to the base EB ; (i.
Σελίδα 38 - BG; that is, the fum of the fides is to their difference, as the tangent of half the fum of the angles at the bafe to the tangent of half their difference.
Σελίδα 372 - Subtract the square number from the left hand period, and to the remainder bring down the next period for a dividend. III. Double the root already found for a divisor ; seek how many times the divisor is contained...
Σελίδα 38 - AB the greater side for a distance, let a circle be described, meeting AC, produced in E, F, and BC in D; join DA, EB, FB; and draw FG parallel to BC, meeting EB in G. The angle EAB (32.
Σελίδα 38 - ACB (32. 1.) is equal to the angles CAD and ADC, or ABC together ; therefore FAD is the difference of the angles at the...
Σελίδα 395 - TO divide a given ftraight line into two parts, fo that the rectangle contained by the whale, and one of the parts, fhall be equal to the fquare of the other part. Let AB be the given ftraight line; it is required to divide it into two parts, fo that the rectangle contained by the whole, and one of the parts, fhall be equal to the fquare of the other part. Upon AB...