angle of incidence

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Related to Incident angle: index of refraction, critical angle, Grazing angle
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angle of incidence

angle of incidence

n.
The angle formed by a ray or wave incident on a surface and a line perpendicular to the surface at the point of incidence.

angle of incidence

n
1. (General Physics) the angle that a line or beam of radiation makes with the normal to the surface at the point of incidence
2. (Aeronautics) another name for angle of attack
3. (Aeronautics) Also called: rigging angle of incidence the angle between the chord line of an aircraft wing or tailplane and the aircraft's longitudinal axis

an′gle of in′cidence


n.
1. Also called incidence. the angle that a ray, as of light, makes with a normal to a surface at the point where the ray meets the surface.
2. (on an airplane) the angle, usu. fixed, between a wing or tail root chord and the axis of the fuselage.
[1620]

angle of incidence

The angle formed by a ray or wave, as of light or sound, striking a surface and a line perpendicular to the surface at the point of impact. See more at wave.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.angle of incidence - the angle that a line makes with a line perpendicular to the surface at the point of incidence
angle - the space between two lines or planes that intersect; the inclination of one line to another; measured in degrees or radians
angle of attack - the acute angle between the direction of the undisturbed relative wind and the chord of an airfoil
critical angle - the smallest angle of incidence for which light is totally reflected
References in periodicals archive ?
The reflectance properties vary depending on the incident angle of the light, however, and increase to 3.
The range of pressure varies from zero to the limit pressure (return flow) and by varying the incident angle from 0[degrees] to 15[degrees] with 5[degrees] increment.
Low incident angle is useful especially in scintillating x-ray sensors", Savin explained.
As the illuminance source incident angle increases, the interference filter characteristics will change.
Spin-coated films were measured at beamline BW4 (DESY) in Hamburg, Germany, wilh an incident angle of 0.
It is relatively easy to imagine that the absence of this provision would have translated into progressively smaller amounts of incoming light to enter the RTP as the incident angle increases.
Wide incident angle (60 degrees), high sensitivity, high saturation and highly-functional circuits due to a unique feature of OPF that allows an OPF for photoelectric-conversion and readout circuits to be independent.
The Malaysian researchers propose an expert system for selecting non-conventional machining processes, an environmental loss assessment for gas pipeline failure, magnetic nanoparticles of manganese-doped magnetite, an incident angle approach to sensitivity enhancement for an ozone sensor, and a TRIZ business improvement model for small and medium Malaysian enterprises.
The reflectance wavelength, incident angle and percent elongation during stretching were measured and recorded.
The incident angle is 15[degrees] - 7 1/2[degrees] = 7 1/2[degrees], and since the angle of reflection is equal to the incident angle, the reflected ray is vertical and is seen by the viewer's eye (effect 'a' in Figure 2).
A structured color filtering device comprising: one or more unit cells, each unit cell comprising: a substrate having a surface with a step function surface profile having two or more discrete levels formed therein, wherein the step function surface profile forms in the surface a plurality of grooves arranged in a fundamentally symmetric pattern having a periodic groove pitch, wherein when ordinary light is incident on the surface, the surface is structured to diffract light having a predetermined wavelength toward observation points at all polar angles above the surface greater than a predetermined incident angle.
By varying the opening sizes in the glass model and the incident angle of the approaching wind, the fluid behavior around the openings was investigated.