Dialogues on the First Principles of the Newtonian System, Band 4J. Parker, 1828 - 68 Seiten |
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Seite 20
... attracted in another direction towards a fixed point , it will describe a curve round that point , in such a manner , that if at the end of any successive equal portions of time straight lines be drawn from the body to the fixed point ...
... attracted in another direction towards a fixed point , it will describe a curve round that point , in such a manner , that if at the end of any successive equal portions of time straight lines be drawn from the body to the fixed point ...
Seite 22
... attraction , you have sup- posed a succession of single impulses towards the point S ; and the path of the body , instead of a curve , is composed of a number of straight lines . B. I have shewn you the curve through a mag- nifying ...
... attraction , you have sup- posed a succession of single impulses towards the point S ; and the path of the body , instead of a curve , is composed of a number of straight lines . B. I have shewn you the curve through a mag- nifying ...
Seite 26
... the planetary mo- tions , resolves itself necessarily , ( if the first law of motion be only conceded , ) into the universal New- tonian principle of attraction to one point . DIALOGUE IV . A. YOU seemed to me yesterday to 26 DIALOGUE III .
... the planetary mo- tions , resolves itself necessarily , ( if the first law of motion be only conceded , ) into the universal New- tonian principle of attraction to one point . DIALOGUE IV . A. YOU seemed to me yesterday to 26 DIALOGUE III .
Seite 27
... attraction . A. How is that possible ? B. The attraction of the earth , by which un- supported bodies all round the globe are found constantly to fall in lines perpendicular to the sur- face , and therefore meeting in the centre , may ...
... attraction . A. How is that possible ? B. The attraction of the earth , by which un- supported bodies all round the globe are found constantly to fall in lines perpendicular to the sur- face , and therefore meeting in the centre , may ...
Seite 44
... attracted , the force may be supposed to vary in intensity ; but by making the time , and therefore the alteration of the body's distance from that point , indefinitely small , we ex- clude all errors that might otherwise arise from any ...
... attracted , the force may be supposed to vary in intensity ; but by making the time , and therefore the alteration of the body's distance from that point , indefinitely small , we ex- clude all errors that might otherwise arise from any ...
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Dialogues on the First Principles of the Newtonian System Walter Henry Burton Keine Leseprobe verfügbar - 2009 |
Häufige Begriffe und Wortgruppen
altitude angle ABC angle ACB angle MPH arithmetical progression ascertain attraction bisect centre of gravity centripetal force circle circumference common centre curve curvilinear figure ABC definite diagonal DIALOGUE diameter difference direction divided drawn parallel ellipses equal bases exterior angle fixed point fraction greater hypothenuse indefinitely small portion instance law of motion line BD line be drawn line drawn magnitude monstration moon move multiplying number of equal number of longitudinal number of terms observed orbit parallel lines parallelogram pass perpendicular planets produced Prop proportional proportionate proposition prove quantities of matter quotient radii radius rallel ratio rectangle CD rection represented respectively equal right angles round the earth SBD is equal single impulse space square described square of CD square root straight line sun's supposed supposition thing three angles three sides tion triangle ABC uniform velocity wind XXIII
Beliebte Passagen
Seite 2 - Certainly, it is heaven upon earth, to have a man's mind move in charity, rest in providence, and turn upon the poles of truth.
Seite 2 - If two triangles have two sides of the one equal to two sides of the...
Seite 19 - Equal triangles upon the same base, and upon the same side of it, are between the same parallels.
Seite 37 - IF a straight line be divided into two equal, and also into two unequal parts ; the squares of the two unequal parts are together double of the square of half the line, and of the square of the line between the points of section.
Seite 2 - Euclid's, and show by construction that its truth was known to us ; to demonstrate, for example, that the angles at the base of an isosceles triangle are equal...
Seite 10 - Prove that parallelograms on the same base and between the same parallels are equal in area.
Seite 51 - Multiply one half the sum of the first and last terms by the number of terms. Thus, the sum of eight terms of the series whose first term is 3 and last term 38 is 8 x * (3 + 38) = 164.
Seite 19 - Parallelograms on the same base, and between the same parallels, are equal to one another.
Seite 38 - Two parallelograms are similar when they have an angle of the one equal to an angle of the other, and the including sides proportional.
Seite 6 - Then, because the three angles of every triangle are together equal to two right angles, [I.