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A phasor measurement unit (PMU) is a device used to estimate the magnitude and phase angle of an electrical phasor quantity (such as voltage or current)...29 KB (3,681 words) - 00:35, 26 August 2024
of contact angle arises from the consideration of a thermodynamic equilibrium between the three phases: the liquid phase (L), the solid phase (S), and the...30 KB (3,986 words) - 03:46, 31 May 2024- transmission, and distribution Phase problem, the loss of information (the phase) from a physical measurement Phase factor, a complex scalar used in...4 KB (540 words) - 11:46, 18 April 2024
- Bioelectrical impedance analysis (category Impedance measurements)shift. A phase angle therefore exists for all frequencies of measurement although conventionally in BIA it is phase angle at a measurement frequency...22 KB (2,810 words) - 12:46, 27 June 2024
List of measuring instruments (redirect from Angle measurement)quantity. In the physical sciences, quality assurance, and engineering, measurement is the activity of obtaining and comparing physical quantities of real-world...45 KB (3,620 words) - 14:33, 29 August 2024- The angle of arrival (AoA) of a signal is the direction from which the signal (e.g. radio, optical or acoustic) is received. Measurement of AoA can be...4 KB (497 words) - 04:20, 2 September 2024
geometry, an angle is the figure formed by two rays, called the sides of the angle, sharing a common endpoint, called the vertex of the angle. Angles formed...54 KB (6,768 words) - 22:35, 30 August 2024- physics, the phase problem is the problem of loss of information concerning the phase that can occur when making a physical measurement. The name comes...10 KB (1,126 words) - 21:17, 2 September 2024
Brewster's angle (also known as the polarization angle) is an angle of incidence at which light with a particular polarization is perfectly transmitted...14 KB (1,707 words) - 19:14, 24 February 2024
Autocollimator (redirect from Angle dekkor)An autocollimator is an optical instrument for non-contact measurement of angles. They are typically used to align components and measure deflections...8 KB (801 words) - 01:30, 13 June 2024- spectroscopy by changing the contaminant from a thin layer (which has an angle-dependent fluorescence intensity in the TXRF-domain) to a granular residue...2 KB (336 words) - 19:31, 19 July 2022
Surface energy (section Contact angle)into polar and dispersive components. Contact angle method is the standard surface energy measurement method due to its simplicity, applicability to...33 KB (4,049 words) - 19:45, 10 May 2024- Phase space measurement with forward modeling is one approach to address the scattering issue in biomedical imaging. Scattering is one of the biggest...5 KB (842 words) - 17:32, 6 October 2022
Total internal reflection (redirect from Critical angle (optics))numerous materials, some of which were too opaque to permit direct measurement of an angle of refraction. Translations of his papers were published in France...109 KB (13,482 words) - 23:31, 2 May 2024
Surveying (redirect from Land measurement)known or direct angle measurement is wanted, the instrument can be set to zero during the initial sight. It will then read the angle between the initial...57 KB (7,269 words) - 04:48, 5 September 2024
and phase angle at buses within the power system. By utilizing the Global Positioning System, a PMU can provide a timestamp for each measurement. This...11 KB (1,437 words) - 23:55, 23 December 2023
Gloss (optics) (redirect from Gloss measurement)geometry was the best angle to use so as to provide the closest correlation to a visual observation. Standardisation in gloss measurement was led by Hunter...12 KB (1,798 words) - 12:41, 20 April 2024
hydrogen atoms in the water molecule (in the gas phase), which is 105°. This tetrahedral bonding angle of the water molecule essentially accounts for the...135 KB (15,334 words) - 14:44, 20 August 2024- Power factor (section Measurement techniques)As the angle θ increases with fixed total apparent power, current and voltage are further out of phase with each other. Real power...42 KB (5,466 words) - 06:47, 3 September 2024
- Capillary pressure (section Measurement Methods)of Fluid Flow in Porous Media: Chapter 2 Multi-phase Saturated Rock Properties: Laboratory Measurement of Capillary Pressure: Centrifugal Method". PERM...27 KB (4,041 words) - 10:59, 26 July 2023
- accurate setting on a given phase of the fringes could be made, and hence a corresponding increase of accuracy of measurement could be attained. But this
- direction of movement through the presumed aether, and the speed at right angles, was found not to exist; this result is generally considered to be the first
- property distinguishing one note from another. However, we encounter a measurement problem if we try to express how large or small an AC quantity is. With