Examples of using Precession in English and their translations into Hebrew
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Both are symbols of Precession.
The boomerang's precession returns it to the thrower.
We're getting a very large precession.
Copernicus characterized precession as the third motion of the Earth.
If the Earth was a perfect sphere,there would be no precession.
The precession of the dreidelturns it in wide turns, and eventually causes it to fall;
This is known as orbital precession(Figure 3).
This precession is caused by a physical wobble of the planet, which takes 25,630 years.
Gyroscope rotors exhibit a number of behaviors including precession and notations.
This fundamental center, the precession of the equinoxes, gives energy that none of the cycles within it did before.
Al-Battani also improved the precision of the measurement of the precession of the Earth's axis.
While high field MRI uses precession fields of one to several tesla, SQUID-detected MRI uses measurement fields that lie in the microtesla regime.
In the absence of friction and load moment the precession will maintain itself indefinitely.
And to track stars over that period,they must have have been aware ofwhat we call"precession,".
Newton applied his theorem to understanding the overall rotation of orbits(apsidal precession, Figure 3) that is observed for the Moon and planets.
In the analytical methods solutionsand the corresponding stability criteria were obtained, for both slow and fast precession.
Even given the precession of the Earth's rotational axis over the millennia, the Sun continues to rise over Stonehenge in an astronomically significant way.
The tropical year is different from the sidereal year because of the precession of the Earth.
Even given the precession of the Earth's rotational axis over the millennia, the Sun continues to rise over Stonehenge in an astronomically significant way.
This has to do with a slow angular wobble that the Earth maintains as it rotates on it's axis.It is called a precession because the constellations go backwards.
However, Newton stated that the gradual apsidal precession of the planetary and lunar orbits was due to the effects of these neglected interactions; in particular, he stated that the precession of the Moon's orbit was due to the perturbing effects of gravitational interactions with the Sun.
Spin dephasing is the process wherein a population of electrons with a common spin state becomes less polarizedover time due to different rates of electron spin precession.
In the case of untuned SQUID detection of prepolarized spins, however,the NMR signal strength is independent of precession field, allowing MRI signal detection in extremely weak fields, of order the Earth's field.
As a second approach to explaining the Moon's precession, Newton suggested that the perturbing influence of the Sun on the Moon's motion might be approximately equivalent to an additional linear force F( r)= A r 2+ B r{\displaystyle F( r)={\ frac{ A}{ r^{ 2}}}+ Br} The first term corresponds to the gravitational attraction between the Moon and the Earth, where r is the Moon's distance from the Earth.
Using the formula for k for nearly circular orbits, and estimates of A and B, Newton showed that this forcelaw could not account for the Moon's precession, since the predicted apsidal angle α was(≈ 180.76°) rather than the observed α(≈ 181.525°).
Both approximate linear equations and the exact non-linear equations for a high-speed symmetrical rotor about a fixed point were developed for certain external moments. These moments included perpendicular moment, moment about the nutation axis,with both symmetrical and asymmetrical dependence of these moments on the precession angle; external and internal damping moments, and, in the exact non-linear equations- moment about the spin axis.