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The figure illustrates the percentile rank computation and shows how the 0.5 × F term in the formula ensures that the percentile rank reflects a percentage of scores less than the specified score. For example, for the 10 scores shown in the figure, 60% of them are below a score of 4 (five less than 4 and half of the two equal to 4) and 95% are ...
Sheath dress. In fashion, a sheath dress is a fitted, straight cut dress, often nipped at the waistline with no waist seam. [1] When constructing the dress, the bodice and skirt are joined together by combining the skirt darts into one dart: this aligns the skirt darts with the bodice waist dart. [2]
If the ions are entering the sheath too slowly, the sheath potential will "eat" its way into the plasma to accelerate them. Ultimately a so-called pre-sheath will develop with a potential drop on the order of ( k B T e / 2 e ) {\displaystyle (k_{\mathrm {B} }T_{\mathrm {e} }/2e)} and a scale determined by the physics of the ion source (often ...
When starting from random particle positions, the typical time-scale for shielding to set in is the time for a thermal particle to cross a Debye length, i.e. the inverse of the plasma frequency. Therefore in a weakly collisional plasma, collisions play an essential role by bringing a cooperative self-organization process: Debye shielding.
1 ⁄ 4-length sleeve or quarter-length sleeve: A sleeve that extends from the shoulder to midway down the biceps and triceps area. 3 ⁄ 4-length sleeve or three-quarter length sleeve: A sleeve that extends from the shoulder to a length midway between the elbow and the wrist. It was common in the United States in the 1950s and again in the ...
The B fitting adds 12 cm and the T height modifier 4 cm to the base hip measurement 89 + 16 = 105 cm. [13] Additionally there are a set of age based waist adjustments, such that a dress marketed at someone in their 60s may allow for a waist 9 cm larger than a dress, of the same size, marketed at someone in their 20s. The age based adjustments ...
Today, sleeve garters are part of the costume of poker dealers and other card dealers in casinos.While this is widely understood to make it more difficult for the dealer to cheat by concealing a card in his sleeve, the sleeve garter is usually accompanied by a vest and bow tie (and sometimes a visor), suggesting this usage might date to late 19th and early 20th-century fashion as much as it ...
The whirling frequency of a symmetric cross section of a given length between two points is given by: N = 94.251 E I m L 3 RPM {\displaystyle N=94.251{\sqrt {EI \over mL^{3}}}\ {\text{RPM}}} where: E = Young's modulus, I = second moment of area , m = mass of the shaft, L = length of the shaft between points.