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- 89 bytes (9 words) - 17:49, 24 July 2023
- {{Short description|Rotation independent of any external reference}} ...e|rotating]] and by a [[inertial system|non-rotating]] observer, hence the rotation of the space station is an "absolute", objective fact regardless of the cho ...9 KB (1,404 words) - 03:03, 7 September 2023
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- ...[[turntable]] travels a greater distance in one complete [[rotation (unit)|rotation]] than a point nearer the center. Travelling a greater distance in the same ...otation in the same amount of time. Thus, all parts share the same rate of rotation, or the same number of rotations or revolutions per unit of time. It is com ...5 KB (712 words) - 03:07, 29 February 2024
- {{Short description|Rotation independent of any external reference}} ...e|rotating]] and by a [[inertial system|non-rotating]] observer, hence the rotation of the space station is an "absolute", objective fact regardless of the cho ...9 KB (1,404 words) - 03:03, 7 September 2023
- ...arged particle]] bunch by applying a time varying [[magnetic field]]. This rotation of the bunch can be used as a diagnostic tool to measure the length of a bu ...2 KB (282 words) - 04:00, 13 May 2023
- ...H. S.; Ample, F.; Gourdon, A.; Chandrasekhar, N.; Joachim, C. Step-by-step rotation of a molecule-gear mounted on an atomic-scale axis. Nature Materials, 2009, ...2 KB (270 words) - 21:17, 25 October 2023
- ...Hub<br />4 Turbine blade<br />5 Resulting force vector<br />6 direction of rotation<br />7 air flow (can also be in the other direction)]] ...ure a symmetrical [[airfoil]] with its plane of symmetry in the [[plane of rotation]] and perpendicular to the air stream. ...2 KB (356 words) - 19:57, 14 April 2022
- ...s or chains extending from the nacelle to the ground in order to allow the rotation of the nacelle by means of human or animal power. ...of the [[windmill]]. The effect of the aforementioned transmission was the rotation of the [[nacelle]] towards the direction of the wind, where the [[windmill| ...5 KB (704 words) - 13:07, 16 February 2023
- ...n grasped and turned by a human operator, so that differing extent of knob rotation corresponds to different desired input. Control knobs are a simpler type of ...)|dial]] or other indicator which is either mechanically linked the knob's rotation (as in many older radio [[tuner (radio)|tuners]]) or which reports the beha ...3 KB (442 words) - 22:46, 22 February 2024
- {{Short description|Geometric axis of rotation and translation}} ...onal space has a screw axis, and the displacement can be decomposed into a rotation about and a slide along this screw axis.<ref>Bottema, O, and B. Roth, ''The ...19 KB (3,150 words) - 05:18, 17 August 2023
- Two gyrotropic materials with reversed rotation directions of the two principal polarizations, corresponding to complex-con ===Kerr rotation and Kerr ellipticity=== ...9 KB (1,247 words) - 09:57, 22 December 2023
- {{Short description|Force directed away from the center of rotation}} ...de in the special cases where circular motion arises and where the axis of rotation is the origin of the rotating frame of reference.<ref name="mook"> ...10 KB (1,503 words) - 11:58, 22 December 2023
- ...rk of either, united both sets of ideas. Like Baily he proposed to produce rotation of a copper conductor by means of [[Eddy current|eddy-currents]] induced in ...t in this way one might obtain all the effects that can be obtained by the rotation of a magnet. He then described the following experiments which were made in ...6 KB (974 words) - 18:52, 3 February 2024
- ...ion. This difference between the direction the tire "points" (its plane of rotation) and the tire's actual direction of travel is the [[slip angle]]. ...5 KB (741 words) - 02:36, 14 November 2023
- ...ntext of quaternions, the Hamiltonian product of [[Quaternions and spatial rotation|two vector quaternions]] yields a quaternion comprising both [[Scalar (math ...e axes) also reverses the handedness. Reversing two axes amounts to a 180° rotation around the remaining axis, also preserving the handedness. These operations ...16 KB (2,499 words) - 00:56, 20 February 2024
- ...ange when rotated. If <math> R: \mathbb{R}^2\to \mathbb{R}^2</math> is any rotation (any orthogonal map for the usual vector space structure of <math> \mathbb{ ...ac{a}{x} R \left(\mathbf{F}_1 \right) </math>. Under the invariance of the rotation, we get ...10 KB (1,639 words) - 03:02, 31 January 2024
- ...he extent to which an object resists [[rotational acceleration]] about a [[Rotation around a fixed axis|particular axis]], it is the rotational analogue to [[m ...istributions, with constant density throughout the object, and the axis of rotation is taken to be through the [[center of mass]] unless otherwise specified. ...22 KB (3,431 words) - 14:28, 12 February 2024
- ...cular motion]], the "radius" joining the rotating point with the center of rotation), or [[basis (linear algebra)|basis set]], or [[coordinate system]].</ref> ...s#Cartesian coordinates|direction cosine matrix]] (also referred to as a [[rotation matrix]]). All these methods actually define the orientation of a [[basis ( ...23 KB (3,631 words) - 17:30, 28 September 2023
- ...rails diverge, the center of gravity of the double cone—when placed on the rotation axis at its maximum diameter—does not rise when the entire body seems to be ...2 KB (301 words) - 16:01, 9 December 2022
- *[[International Earth Rotation and Reference Systems Service]] ...3 KB (301 words) - 08:30, 20 January 2024
- ...rce]] between the north and south poles. By cutting lines of force through rotation, it produces electric current. The current is sent out of the generator uni |title=Relationship of AC output and armature rotation ...20 KB (3,009 words) - 15:09, 31 December 2023
- ...t is to create a [[Moment (physics)|moment]] on the body, which tends to [[Rotation around a fixed axis|rotate]] it. ...3 KB (406 words) - 11:08, 25 February 2024
