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The "normal" to a surface or a boundary is the direction perpendicular to it.

Within the scope of this discussion, it has nothing to do with refractive index.

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Q: What is angular value of normal in refractive index?
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What is the refractive index of transparent plastic?

The value of refractive index is different for each type of plastic.


What can you tell us about the refractive index?

"The refractive index is a measure of how much light bends or refracts when it is passed through a certain medium. The higher the numerical value of the refractive index, the more that light suffers from refraction."


What is refractive index of AIR?

1Ideally speaking, the ratio of the sines of the angles of incidence and refraction will be the same if the medium is the same. So the refractive index will be 1.However, refractive index is, again, a relative value. If we say that the refractive index of glass is 1.5, it implies that the refractive index of glass, with respect to air is 1.5. So the value might change based on the media involved in refraction.It can also be safely concluded, without much Physics, that any multiplicative quantity for the standard element will be 1. (ex: speed of sound is Mach 1)


What number indicates how optically dense a substance is?

I predict you are talking about the refractive index. the higher the value, the more dense the substance and thus light undergoes greater refraction (bending of light as it passes thru different mediums) the refractive index = sin of the angle of light made with normal in the less dense medium divide by the sin of angle in the denser medium.


What is the minimum deviation of prism whose refractive index is three to the power half?

The minimum deviation of a prism can be calculated using the formula: δ = (n - 1)A, where δ is the minimum deviation, n is the refractive index of the prism, and A is the angle of the prism. If the refractive index of the prism is three to the power of half, or √3, and the value of A is known, the minimum deviation can be calculated using the formula.

Related questions

What is refractive index of transparent plastic?

The value of refractive index is different for each type of plastic.


What is the refractive index of transparent plastic?

The value of refractive index is different for each type of plastic.


What can you tell us about the refractive index?

"The refractive index is a measure of how much light bends or refracts when it is passed through a certain medium. The higher the numerical value of the refractive index, the more that light suffers from refraction."


Differences between relative refractive index and absoulate refractive index?

Refractive Index(i) Refractive index of a medium is that characteristic which decides speed of light in it.(ii) It is a scalar, unit less and dimensionless quantity.(iii) Absolute refractive index :When light travels from vacuum to any transparent medium then refractive index of medium w.r.t. vacuum is called it's absolute refractive index i.e. vacuumµmedium = c/vAbsolute refractive indices for glass, water and diamond are respectively µg = 3/2 = 1.5, µw = 4/3 = 1.33 and µD = 12/5 = 2.4(iv) Relative refractive index :When light travels from medium (1) to medium (2) then refractive index of medium (2) w.r.t. medium (1) is called it's relative refractive index i.e. 1µ2 = µ2/µ1 = v1/v2 (where v1 and v2 are the speed of light in medium 1 and 2 respectively).(v) When we say refractive index we mean absolute refractive index.(vi) The minimum value of absolute refractive index is 1. For air it is very near to 1. ( 1.003)


What is refractive index of AIR?

1Ideally speaking, the ratio of the sines of the angles of incidence and refraction will be the same if the medium is the same. So the refractive index will be 1.However, refractive index is, again, a relative value. If we say that the refractive index of glass is 1.5, it implies that the refractive index of glass, with respect to air is 1.5. So the value might change based on the media involved in refraction.It can also be safely concluded, without much Physics, that any multiplicative quantity for the standard element will be 1. (ex: speed of sound is Mach 1)


What is Refractive Index of hydrocarbon?

The refractive index of hydrocarbon depends on the specific hydrocarbon compound. Generally, hydrocarbons have low refractive indices since they are non-polar and have a simple molecular structure. The refractive index can be determined experimentally and may vary slightly depending on factors such as temperature and impurities in the hydrocarbon sample.


What is the refractive index of a plastic semi circle?

The value of refractive index is different for each type of plastic.


What number indicates how optically dense a substance is?

I predict you are talking about the refractive index. the higher the value, the more dense the substance and thus light undergoes greater refraction (bending of light as it passes thru different mediums) the refractive index = sin of the angle of light made with normal in the less dense medium divide by the sin of angle in the denser medium.


What is the value of the index of refraction of a medium means?

Refractive index value of a medium - when it is higher then the speed of light in that medium would become lower. In case of water it travels faster compared to that in glass. In case of diamond the speed is further reduced. Since the refractive index is inversely related to the speed of light in the medium.


What is the minimum deviation of prism whose refractive index is three to the power half?

The minimum deviation of a prism can be calculated using the formula: δ = (n - 1)A, where δ is the minimum deviation, n is the refractive index of the prism, and A is the angle of the prism. If the refractive index of the prism is three to the power of half, or √3, and the value of A is known, the minimum deviation can be calculated using the formula.


Why does the incident angle not equal the angle of refraction?

i=incidence angle, r=angle of refraction Refractive index= sini/sinr Since for different materials value of refractive index is different hence both angles are not equal.


What is the index of refraction for liquid deuterium?

The value for the refractive index of Deuterium at 24.2K and at 3200 Angstrom, is given as 1.1321. As measured using the Cerenkov effect.