Which of the following colours has got the maximum refractive index for glass? (1) Blue (2) Green (3) Red (4) Indigo

Which of the following colours has got the maximum refractive index for glass? (1) Blue (2) Green (3) Red (4) Indigo
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(3) Red
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Description : Lights of different colours are arranged below in order of increasing wavelengths: 1. Violet, indigo, blue 2. Green, orange, red 3. Red, green, indigo 4. Blue, green, yellow Which of the above are in proper sequence? (a) 1 only (b) 1 and 2 (c) 2 and 3 (d) 1 and 4

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Description : What is the refractive index through glass ?

Last Answer : Refractive index through glass 2.63 .

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Description : What is the refractive index of glass relative to air ?

Last Answer : The refractive index of glass relative to air is about 1.52.

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Description : Black and Blue. Red and Green. Yellow and Blue. Green and Grey. I am all colours. You can try to get close to me, but you can't escape my vision. If you get greedy, you will try to take your colours for yourself, but before you know it, I will be eating you for lunch. What am I? -Riddles

Last Answer : A Chameleon.

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Description : Which one of the following colours has the longest wavelength? A. Yellow B. Blue C. Red D. Green

Last Answer : ANSWER: C

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Description : Which one of the following colours has the longest wavelength? A. Yellow B. Blue C. Red D. Green

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Last Answer : Ans:(b)

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A student wishes to study the cell structure under a light microscope having 10X eyepiece and 45X objective. He should illuminate the object by which one of the following colours of light so as to get the best possible resolution? (a) Blue (b) Green (c) Yellow (d) Red

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All the six faces of a cube of a cube are coloured with six different colours - black, brown, green, red, white and blue. 1. Red face is opposite to the black face. 2. Green face is between red and black faces. 3. Blue face is adjacent to white face. 4. Brown face is adjacent to blue face. 5. Red face is in the bottom. Which face is opposite to green ? (a)Red (b)white (c) blue (d)brown

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All the six faces of a cube of a cube are coloured with six different colours - black, brown, green, red, white and blue. 1. Red face is opposite to the black face. 2. Green face is between red and black faces. 3. Blue face is adjacent to white face. 4. Brown face is adjacent to blue face. 5. Red face is in the bottom. Which of the following is adjacent to green ? (a) Black, white, brown, red (b) Blue, black, red, white (c) Red, black, blue, white (d) None of these

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Which components of light are absorbed by chlorophyll ? (1) Violet and red (2) Indigo and orange (3) Blue and red (4) Violet and yellow

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When white light passes through a glass prism we get a spectrum on the other side of the prism. In the emergent beam the ray which is deviated least is - (1) the violet ray (2) the red ray (3) the green ray (4) the blue ray

Description : When white light passes through a glass prism we get a spectrum on the other side of the prism. In the emergent beam the ray which is deviated least is - (1) the violet ray (2) the red ray (3) the green ray (4) the blue ray

Last Answer : (2) the red ray Explanation: Red is deviated the least and violet the most.

2. Light enters from air to glass having refractive index 1.50. What is the speed of light in the glass? The speed of light in vacuum is 3 x 108 ms-1. -Physics-10

Description : 2. Light enters from air to glass having refractive index 1.50. What is the speed of light in the glass? The speed of light in vacuum is 3 x 108 ms-1. -Physics-10

Last Answer : Refractive index of a medium (nm) = Speed of light in vacuum/Speed of light in the medium Speed of light in vacuum (c) = 3 × 108 m/s Refractive index of glass (ng) = 1.50 Speed of light in the ... Speed of light in vacuum/ Refractive index of glass = c/ng =3 × 108/1.50 = 2x 108 ms-1.

The power of a thin convex lens of glass is `5 dioptre`. When it is immersed in a liquid of refractive index `mu`, it behave like a diverging lens of

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Last Answer : The power of a thin convex lens of glass is `5 dioptre`. When it is immersed in a liquid of refractive index ... liquid, if `mu` of glass `= 3//2`.

The focal length of a plano-convex lens is 20 cm in air. Refractive index of glass is 1.5. Calculate (i) the radius of curvature of lens surface and (

Description : The focal length of a plano-convex lens is 20 cm in air. Refractive index of glass is 1.5. Calculate (i) the radius of curvature of lens surface and (

Last Answer : The focal length of a plano-convex lens is 20 cm in air. Refractive index of glass is 1.5. ... length when immersed in liquid of refractive index 1.6

A convex surface of radiys of curvature 20 cm separates air from glass of refractive index 1.5. Find the position and the nature of the image of a sma

Description : A convex surface of radiys of curvature 20 cm separates air from glass of refractive index 1.5. Find the position and the nature of the image of a sma

Last Answer : A convex surface of radiys of curvature 20 cm separates air from glass of refractive index 1.5. Find ... at 50 cm in front of the convex surface.

The critical angle of a glass slab increases with (a) Increase in the refractive index of glass (b) Decrease in the refractive index of glass (c) Increase in temperature (d) None of these

Description : The critical angle of a glass slab increases with (a) Increase in the refractive index of glass (b) Decrease in the refractive index of glass (c) Increase in temperature (d) None of these

Last Answer : Ans:(d)

The refractive index of the material of a glass prism depends upon (a) The angle of the prism (b) The intensity of the incident light ray (c) The colour of the incident light ray (d) Size of the prism

Description : The refractive index of the material of a glass prism depends upon (a) The angle of the prism (b) The intensity of the incident light ray (c) The colour of the incident light ray (d) Size of the prism

Last Answer : Ans:(c)

The type of high refractive index glass used in optical instruments is __________ glass. (A) Pyrex (B) Flint (C) Crookes (D) None of these

Description : The type of high refractive index glass used in optical instruments is __________ glass. (A) Pyrex (B) Flint (C) Crookes (D) None of these

Last Answer : (B) Flint

Out of the following the refractive index is the highest for (A) Glass (B) Diamond (C) Brine (D) Kerosene

Description : Out of the following the refractive index is the highest for (A) Glass (B) Diamond (C) Brine (D) Kerosene

Last Answer : (B) Diamond

Which of the following has the highest value of refractive index? (A) Brine (sea water) (B) Diamond (C) Distilled water (D) Glass

Description : Which of the following has the highest value of refractive index? (A) Brine (sea water) (B) Diamond (C) Distilled water (D) Glass

Last Answer : (B) Diamond

Refractive index of glass ∙ a. 1.0 ∙ b. 1.2 ∙ c. 1.4 ∙ d. 1.5

Description : Refractive index of glass ∙ a. 1.0 ∙ b. 1.2 ∙ c. 1.4 ∙ d. 1.5

Last Answer : ∙ d. 1.5

Sensitivity of the human eye is maximum in the – (1) Violet region (2) Green region (3) Blue region (4) Red region

Description : Sensitivity of the human eye is maximum in the – (1) Violet region (2) Green region (3) Blue region (4) Red region

Last Answer : (2) Green region Explanation: The human eye is sensible to light wave which wavelength is roughly between 400 nm and 700 nm. When illumination is enough (in daylight) the maximum sensitivity is in the green region at 555 nm.

Sensitivity of the human eye is maximum in the (1) Violet region (2) Green region (3) Blue region (4) Red region

Description : Sensitivity of the human eye is maximum in the (1) Violet region (2) Green region (3) Blue region (4) Red region

Last Answer : Green region

I like indigo but not blue, I like onions but not turnips, I like forms but not shapes. According to the same rule, do I like tomatoes or avocados? -Riddles

Description : I like indigo but not blue, I like onions but not turnips, I like forms but not shapes. According to the same rule, do I like tomatoes or avocados? -Riddles

Last Answer : Avocadoes - I like all things that start with a preposition.

“The refractive index of diamond is 2.42”. What is the meaning of this statement in relation to speed of light? -Physics

Description : “The refractive index of diamond is 2.42”. What is the meaning of this statement in relation to speed of light? -Physics

Last Answer : I hope it helped you

What is Refractive Index ? -Physics

Description : What is Refractive Index ? -Physics

Last Answer : Refractive index is a measure of how much speed of light changes when it enter the medium from air.

What is the refractive index through ice ?

Description : What is the refractive index through ice ?

Last Answer : Refractive index through ice is 1.30 .

What is the refractive index through diamond ?

Description : What is the refractive index through diamond ?

Last Answer : Diamond refractive index 2.42 .

What is the refractive index through air ?

Description : What is the refractive index through air ?

Last Answer : Refractive index by air is 1.00029 .

What is the refractive index of light in water ?

Description : What is the refractive index of light in water ?

Last Answer : The refractive index of light in water is 1.33

What is the refractive index of light in air ?

Description : What is the refractive index of light in air ?

Last Answer : : The refractive index of light in air is 1.00029

What is the refractive index of light through zero ?

Description : What is the refractive index of light through zero ?

Last Answer : The refractive index of light through zero is 1.00 .

What is refractive index ?

Description : What is refractive index ?

Last Answer : When the light of a certain color enters diagonally from one transparent medium to another, the constant number which is the ratio of the sine of the angle of incidence and the angle of refraction is called the relative refractive index of the second medium relative to the first medium .

What is the refractive index expressed by ?

Description : What is the refractive index expressed by ?

Last Answer : The symbol used to express the refractive index is η ( that)

What is meant by refractive index ?

Description : What is meant by refractive index ?

Last Answer : When the light of a certain color enters diagonally from one transparent medium to another, then the constant number which is the ratio of the sine of the angle of incidence and the angle of refraction is called the relative refractive index of the second medium relative to the first medium .