Search Images Maps Play YouTube News Gmail Drive More »
Sign in
Books Books 51 - 60 of 120 on The third, viz. that the squares of the periodic times are proportional to the cubes....
" The third, viz. that the squares of the periodic times are proportional to the cubes of the mean distances... "
History of Astronomy - Page 53
by George Forbes - 1909 - 200 pages
Full view - About this book

Advanced Physiography

Sir Richard Gregory - Geomorphology - 1893 - 277 pages
...sweeps over equal areas in equal times. (3) The squares of the times of revolution of all the planets are proportional to the cubes of the mean distances from the sun. These laws apply equally wejl to the motions of satellites round their primary planets. The first law has...
Full view - About this book

AN ESSAY ON NEWTON'S "PRINCIPIA"

W. W. ROUSE BALL - 1893
...ellipses be described under a central force which varies inversely as the square of the distance, then the squares of the periodic times are proportional to the cubes of the major axes ; to * Kigaud, pp. 16-20; Edleston, Cotes Correspondence, p. 207; see also Brewster, vol....
Full view - About this book

Self Culture, Volume 3, Issue 4

1896
...that a straight line drawn from the planet to the sun passes over equal areas in equal times. Third. That the squares of the periodic times are proportional to the cubes of the mean distances. Kepler, who is one of the chief founders of modern astronomy, deduced these laws governing planetary...
Full view - About this book

The Standard American Encyclopedia of Arts, Sciences, History ..., Volume 4

John Clark Ridpath - 1897
...comparison of the different powers of the numbers which express these distances and times, and he found that the squares of the periodic times are proportional to the cubes of the mean distances from the sun. He considered this the most important of all, and demonstrated it for all the planets then known. It...
Full view - About this book

Newtons Principia: Book 1, Sections 1. 2. 3 ; with Notes and Illustr. and a ...

Sir Isaac Newton, Percival Frost - Curves, Plane - 1900 - 292 pages
...planet to the sun's centre are, in the same orbit, proportional to the time of describing them. III. That the squares of the periodic times are proportional to the cubes of the major axes. 219. Kepler's laws, although not rigidly true, are sufficiently near to the truth to have...
Full view - About this book

Theoretical Mechanics: An Elementary Treatise

William Woolsey Johnson - Mechanics - 1901 - 434 pages
...describes equal areas in equal times. 2. The planets describe ellipses having the sun at a focus. 3. The squares of the periodic times are proportional to the cubes of the mean "distances. Kepler was not possessed of correct notions regarding the nature of motion and force, but we have seen...
Full view - About this book

Psychic Research and Gospel Miracles: A Study of the Evidences of the Gospel ...

Edward Macomb Duff, Thomas Gilchrist Allen - Bible and spiritualism - 1902 - 396 pages
...every point that a straight line drawn from it to the sun passes over equal areas in equal times. III. The squares of the periodic times are proportional to the cubes of the mean distances.1 1 Ball's " Astronomy." This proves beyond doubt the law and order of the planets. We had...
Full view - About this book

Mechanics

John Cox - Mechanics - 1904 - 332 pages
...describing a complete ellipse 2 x area of the ellipse Thus 2' 3 oc a 3 . Kepler's Third Law is;— The squares of the periodic times are proportional to the cubes of the major axes. It is to be inferred that the accelerations of all the different planets are such as would...
Full view - About this book

The Gentleman's Magazine, Part 1

English periodicals - 1903
...proportion." The mathematical expression for Kepler's Third Law is that in the case of the planets " the squares of the periodic times are proportional to the cubes of the mean distances." Newton's grand generalisation, which is absolutely exact and universal, requires that the united mass...
Full view - About this book

AN ELEMENTARY TREATISE ON THEORETICAL MECHANICS

J.H. JEANS, M.A. - 1907
...earth. 5. Assuming that the planets describe circles round the sun with different periodic times, such that the squares of the periodic times are proportional to the cubes of the radii of the circles, show that the accelerations of the planets are inversely proportional to the...
Full view - About this book




  1. My library
  2. Help
  3. Advanced Book Search
  4. Download EPUB
  5. Download PDF