A light ray is always at right angles to its wave front.
The phase angle varies from 0 to 360 degrees as the wave cycles.
Ultraviolet has the longer wave length Infrared has the lower wave length
All the electro-magnetic waves travel at the speed of light. Electromagnetic spectrum includes the following: * X-rays * Gamma rays * Ultraviolet rays * Infrared waves * Microwaves * Radio waves * Cosmic rays
There is no relation between wave length and wave height. You can change the wave height independently from the wave length. Wave height tells you which amplitude the wave has. If you think of sound that means how loud it is. The wave length tells you the pitch or the frequency of this sound, that means high or low sound. Long wavelength means bass sound and short wavelength means treble sound.
A: square wave can be positive and or negative. A digital signal is a square wave but it can be of invariable duty cycles
Yes, the light wave goes in the direction of the angle or reflection.
If a wave enters an environment in which it changes speed, the part that enters first appears to lag-behind or lead-in-front the original. That light refracts in this way strongly suggests that it has wave properties and that its speed has to change in moving between air, glass, and water fo example.
equal to the angle of incidence.
When a light wave is reflected from a mirror, its direction changes. The angle of reflection is equal to the angle of incidence. The frequency and wavelength of the light wave remain the same after reflection.
The angle of a refracted light wave is typically measured with respect to the normal, which is an imaginary line perpendicular to the boundary between two mediums. This angle is known as the angle of refraction and can be determined using Snell's Law, which relates the angles of incidence and refraction to the refractive indices of the two mediums.
When a light wave strikes a mirror, it undergoes reflection, which means it bounces off the mirror's surface. The angle of reflection is equal to the angle of incidence. The mirror changes the direction of the light wave but does not change its speed or frequency.
90 degrees.
The angle at which light strikes a surface is known as the angle of incidence. It is measured between the incident ray (the incoming light) and the normal (a line perpendicular to the surface at the point of incidence).
The angle of emergence is the angle between the emergent ray and the normal to the interface when light or a wave passes from one medium to another. It is important in understanding how light or waves change direction when they pass through different mediums.
When a light wave traveling through a diamond strikes a boundary with water at a 45 degree angle, it will refract as it enters the water due to the change in medium density. Some of the light will also reflect off the boundary between the diamond and water, causing partial reflection and transmission of the light wave.
When a wave hits a surface, it reflects off the surface in a different direction from its original path. The angle of incidence (the angle between the incoming wave and the surface) is equal to the angle of reflection (the angle between the reflected wave and the surface). This phenomenon is known as the law of reflection.
The angle of reflection is equal to the angle of incidence. In the "diagram" below the line pointing up is perpendicular to the horizontal line. The horizontal line is something like a mirror. | | ____________|_________ Now if a light wave was to hit the mirror where the two lines cross then the angle of incidence is the angle between the light wave and the perpendicular line. The angle of reflection will be the same angle only in the opposite rotation to the perpendicular