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What is the difference between incident ray and the reflected ray?
incident ray-the light ray striking a reflecting surface is called the incident ray. reflected ray-the light ray obtained after reflection from the surface, in the same medium in which the incident ray is travelling , is called the reflected ray.
What is the relation between incident ray and emergent ray?
The incident ray is the ray of light that first strikes the surface of a medium or interface, while the emergent ray is the ray of light that exits the medium after being refracted or reflected. The direction of the emergent ray depends on the angle of incidence and the properties of the medium.
What happens when a ray of light passes from rarer medium to rarer medium?
When a ray of light passes from a rarer medium to a rarer medium, it will continue in a straight line and its speed will remain constant. There will be no change in the direction of the light ray.
A ray of light travelling from medium A to medium B bends away from the Norman Which medium is optically denser?
The ray of light bends away from the normal when traveling from a less optically dense medium (medium A) to a more optically dense medium (medium B). Therefore, medium B is optically denser in this scenario.
What is emergent ray in refraction of light?
The emergent ray is the ray of light which passes through a denser medium(glass) to a rarer medium(air).
Direction the light is bent when light passes from air to water?
Okay.......bear with me on this one - it's going to be technical!!If you have ever placed a straight stick half-way into water, you have probably noticed that the stick appears to bend at the point it enters the water. This optical effect is due to refraction. As light rays pass from one transparent element, or medium, to another (i.e. from air to water), it changes speed and bends. How much this happens depends on the refractive index of the medium and the angle between the light ray and the line perpendicular (normal) to the surface separating the two mediums (medium/medium interface). Every medium has a different refractive index. The angle between the light ray and the normal as it leaves a medium is called the angle of incidence. The angle between the light ray and the normal as it enters a medium is called the angle of refraction.Snell's LawIt was in 1621 that a Dutch physicist named Willebrord Snell concluded the relationship between the different angles of light as it passes from one transperent medium to another. When light passes from one transparent medium to another, it bends according to Snell's law which states:Ni * Sin(Ai) = Nr * Sin(Ar)Where:Ni is the refractive index of the medium the light is leaving,Ai is the incident angle between the light ray and the normal to the meduim to medium interface,Nr is the refractive index of the medium the light is entering,Ar is the refractive angle between the light ray and the normal to the meduim to medium interface.
Why does a light Ray refract as it enters a piece of glass?
A light ray refracts as it enters a piece of glass because the speed of light changes as it moves from one medium (air) to another (glass), causing it to bend. This change in speed is due to the difference in the optical density of air and glass, which causes the light ray to change direction at the boundary between the two mediums.
What happens when ray of light is shone through a block?
When a ray of light is shone through a block, it may get refracted (bent) as it passes from one medium to another. The amount of bending depends on the difference in optical density between the block and the surrounding medium. If the block is transparent, the light may pass through without much deviation, but if the block is opaque, then the light may be absorbed or scattered within the block.
What is refraction ray?
A refraction ray is a term used in physics to describe the path that light takes when it passes from one medium to another and bends due to the change in the medium's density. This bending of light is caused by a change in its speed as it moves from one medium to another, such as from air to water.
What two things must occur in order for a light Ray to refract when it strikes the boundary of a different medium?
For a light ray to refract when it strikes the boundary of a different medium, two things must occur: the light ray must enter the new medium at an angle, and the speed of light must change as it transitions from one medium to another, causing the light ray to bend.
What happens to the light that is directed to a medium with different density?
When light travels from a medium with one density to a medium with a different density, it can change speed and direction. This change in speed and direction is called refraction. The degree of bending of the light depends on the difference in densities between the two mediums.
When a light ray moves from a less dense medium into a denser medium the light ray is refracted the normal.?
When a light ray moves from a less dense medium to a denser medium, it bends towards the normal. This bending is due to the decrease in speed of light in the denser medium, causing the light wave to change direction. The angle of refraction is smaller than the angle of incidence in this scenario.
