The torsion constant or torsion coefficient is a geometrical property of a bar's cross-section. It is involved in the relationship between angle of twist...
5 KB (687 words) - 07:54, 16 April 2025
mainspring. Those types of torsion springs are also used for attic stairs, clutches, typewriters and other devices that need near constant torque for large angles...
19 KB (2,367 words) - 09:52, 21 January 2025
torque or moment of torsion in Nm. τ {\displaystyle \tau } (tau) is the maximum shear stress at the outer surface JT is the torsion constant for the section...
8 KB (1,043 words) - 21:50, 19 February 2025
Cavendish experiment (redirect from Torsion bar experiment)
these geophysical constants. The experiment was devised sometime before 1783 by geologist John Michell, who constructed a torsion balance apparatus for...
22 KB (2,530 words) - 22:23, 29 April 2025
Astrodynamic Constants and Parameters) Gundlach, Jens H.; Merkowitz, Stephen M. (2000). "Measurement of Newton's Constant Using a Torsion Balance with...
45 KB (5,215 words) - 20:33, 14 May 2025
out-of-plane deformations. In such cases, a torsion constant should be substituted, where an appropriate deformation constant is included to compensate for the...
11 KB (1,539 words) - 11:22, 24 January 2025
Stiffness (redirect from Torsional rigidity)
modulus of the material, J {\displaystyle J} is the torsion constant for the section. Note that the torsional stiffness has dimensions [force] * [length] /...
10 KB (1,401 words) - 13:02, 27 November 2024
Hooke's law (redirect from Spring constant)
Newton-meters or N·m. k is the torsional constant (measured in N·m/radian), which characterizes the stiffness of the torsional spring or the resistance to...
56 KB (9,420 words) - 16:09, 7 May 2025
447. ISBN 978-1-119-82061-1. Here κ (Greek kappa) is a constant, called the torsion constant, Stancil, Daniel D. (1993). Theory of magnetostatic waves...
10 KB (1,237 words) - 15:02, 27 March 2025
the torsion of a helix are constant. Conversely, any space curve whose curvature and torsion are both constant and non-zero is a helix. The torsion is...
5 KB (659 words) - 16:44, 2 January 2023
List of common physics notations (redirect from Variables and some constants commonly used in physics)
This is a list of common physical constants and variables, and their notations. Note that bold text indicates that the quantity is a vector. List of letters...
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k x → , {\displaystyle {\vec {F}}=-k{\vec {x}},} where k is a positive constant. The harmonic oscillator model is important in physics, because any mass...
34 KB (4,561 words) - 10:01, 24 May 2025
Torsional vibration is the angular vibration of an object - commonly a shaft - along its axis of rotation. Torsional vibration is often a concern in power...
17 KB (2,444 words) - 12:19, 12 December 2024
Coulomb's law (redirect from Coulomb constant)
between them. The torsion balance consists of a bar suspended from its middle by a thin fiber. The fiber acts as a very weak torsion spring. In Coulomb's...
42 KB (6,652 words) - 02:36, 29 April 2025
Thompson, "CONSTANT VELOCITY COUPLING AND CONTROL SYSTEM THEREFOR", published 2004-06-03, issued 2006-12-05 Sopanen, Jussi (1996). "Studies on Torsion Vibration...
18 KB (2,294 words) - 03:29, 13 May 2025
material spring constant k k is the torsional constant (measured in N·m/radian), which characterizes the stiffness of the torsional spring or the resistance...
30 KB (192 words) - 17:22, 2 April 2025
Helix (section Arc length, curvature and torsion)
the axis. A circular helix (i.e. one with constant radius) has constant band curvature and constant torsion. The slope of a circular helix is commonly...
12 KB (1,852 words) - 15:59, 11 January 2025
of the fact that zero curvature implies zero torsion. A helix has constant curvature and constant torsion. If a curve r ( t ) = ⟨ x ( t ) , y ( t ) , 0...
35 KB (5,011 words) - 18:51, 29 May 2025
In differential geometry, the torsion tensor is a tensor that is associated to any affine connection. The torsion tensor is a bilinear map of two input...
27 KB (4,375 words) - 18:08, 28 January 2025
These equations can be used only when acceleration is constant. If acceleration is not constant then the general calculus equations above must be used...
31 KB (1,075 words) - 17:55, 4 January 2025
A torsion siege engine is a type of siege engine that utilizes torsion to launch projectiles. They were initially developed by the ancient Macedonians...
48 KB (5,272 words) - 15:17, 17 January 2024
the material. Spring washer Used to apply a constant tensile force along the axis of a fastener. Torsion spring Any spring designed to be twisted rather...
27 KB (3,365 words) - 17:23, 27 May 2025
Rotamer (redirect from Torsion energy)
either torsional or dihedral angles) between substituents around a single bond: a torsion angle between 0° and ±90° is called syn (s) a torsion angle between...
34 KB (3,949 words) - 09:16, 25 May 2025
Equivalence principle (redirect from Variation of the fundamental constants)
precision measurements. Loránd Eötvös's approach in 1908 used a very sensitive torsion balance to give precision approaching 1 in a billion. Modern experiments...
49 KB (5,570 words) - 14:25, 13 May 2025
Martin Karplus, describes the correlation between 3J-coupling constants and dihedral torsion angles in nuclear magnetic resonance spectroscopy: J ( ϕ ) =...
3 KB (320 words) - 23:15, 28 November 2024
Muscular hydrostat (section Torsion)
at least one other dimension. The mechanisms of elongation, bending and torsion in muscular hydrostats all depend on constancy of volume to effect shape...
14 KB (1,788 words) - 16:31, 16 April 2024
removing the zero torsion constraint from the Palatini action, which results in the additional set of equations for spin and torsion, as well as the addition...
27 KB (3,500 words) - 15:53, 28 May 2025
connection and regarding its antisymmetric part, the torsion tensor, as a dynamical variable. Torsion naturally accounts for the quantum-mechanical, intrinsic...
7 KB (794 words) - 20:48, 11 May 2025
Manual transmission (redirect from Constant-mesh gearbox)
and output shaft to be located on the same axis, since this reduces the torsional forces to which the transmission casing must withstand. The assembly consisting...
47 KB (6,270 words) - 21:29, 20 May 2025
Differentiable curve (section Torsion)
curvature and torsion of γ1(t) and a and b are real constants with a ≠ 0. Furthermore, the product of torsions of a Bertrand pair of curves is constant. If γ1...
23 KB (3,420 words) - 14:02, 7 April 2025