Choose the BEST answer to the following: When red and blue light are overlapped, the color produced is (a) magenta. (b) yellow. (c) cyan. (d) white.

Q: When does light not refract upon entering a different medium?

A: refraction of light

Q: 27. Which of the equations below regarding colors is correct? O black = cyan + magenta + yellow…

A: We have to answer that which of the equations above regarding colors is correct?

Q: hat is the cause of dispersion of white light as it passes through a prism?

A: Dispersion occurs due to the different degrees of refraction experienced by different colours of…

Q: What is the cause of refraction?

A: The reason for refraction is change in speed while entering from one medium to another medium.

Q: How could you use spotlights at a play to change the performer's clothes suddenly from yellow to…

A: By changing the spotlight color to blue; we can change the performers clothes from yellow to black.…

Q: Soap bubbles exhibit brilliant colors when exposed to sunlight.Explain the concept behind this?

A: It is due to the phenomenon of interface that the exposure of sunlight exhibiting brilliant colors…

Q: What do the colors of the rainbow have to do with the speed of light in water?

A: The colors of the rainbow have to do with the speed of light in water.

Q: The colors on an oil slick are caused by what two-wave properties of light?

A: The light is reflected from top and bottom surfaces of the oil slick.  The path of the oil slick…

Q: what is the resulting colour of equal intensities of red light and cyan light combined?

A: when we combine with green light with blue light of equal intensities, the resulting color…

Q: Why can sunlight that illuminates Earth be approximated by plane waves, whereas the light from a…

A: Explanation:

Q: Which color has the highest frequency?   A) Violet B) Red C) Indigo D) Green

A: We know that frequency is inversely proportional to the wavelength.

Q: How is wavelenght of light related to its frequency?

A: the wavelength and frequency of light are mutually independent to each other . as the wavelength…

Q: Everyone knows the 7 colors of the rainbow: Red, Orange, Yellow, Green, Blue, Indigo, and Violet.…

A: Violet colour usually appears on the inner arch of the rainbow . At their edges, the colors of a…

Q: What accounts for the light and dark bands produced when monochromatic light reflects from a glass…

A:

Q: why does water appears to be cyan in colour?

A: Scattering is defined as the atoms or molecules which are exposed to light absorb light energy and…

Q: What color does red cloth appear to be when illuminated by a cyan light?

A: It is known that the white light from the sun is a combination of seven different lights with…

Q: What do the electrons affected by illumination do when they are made to vibrate with greater energy?

A: When electrons of anatomare illuminated with incident photon energy, They begin to oscillate. If…

Q: What is the color of visible light of the lowest frequencies? Of the highest frequencies?

A: Given:  visible light

Q: Why are red, green and blue called the additive primary colors?

A: By adding suitable amount of red, blue and green color, white color is formed. And as we know, the…

Q: what are subtractive primary colours? Give examples

A: Subtractive colour mixing means that one begins with the white and ends with black. That is when…

Q: What color does red cloth appear to be when illuminated by sunlight? By light from a neon sign? By…

A: The color of the red cloth appear to be when illuminated by sunlight is red.

Q: why red and cyan colours are called complimentary colours?

A: A colour which on mixing up with another colour gives white or black colour is called the…

Q: Your friend says that the reason the distant dark mountains appear blue is because you’re looking at…

A: I agree with the reason that sky is the reason for the distance dark mountains to appear blue.

Q: Your friend says that more patterns and color can be seen on the wings of birds if viewed in…

A: The meaning of ultraviolet (UV) is “above violet.” The electromagnetic frequencies of ultraviolet…

Q: What is the resulting color of equal intensities of red light and cyan light combined?

A: As we know, red, green and blue colors are primary additive color. Cyan light is generally absorbing…

Q: what colour results when red light is subtracted from white light?

A: White light consists of mainly three primary colors – red, yellow, green.

Q: The violet light is bent more than red light. Why?

A:

Q: What is refraction?

A: What is refraction?

Q: What is the color of visible light of the highest frequencies?

A: When the oscillations are faster, the frequency is high. Thus the energy is also high. Therefore,…

Q: What is the visible result of refraction?

A: Refraction: It is the bending of light as it passes from one transparent substance into another.…

Q: why are red , green and blue called the additive primary colours?

A: Additive primary colours are the primary colour elements that make up white light. These colours are…

Q: Which color has the greater speed in vacuum?

A:

Q: Which travels more slowly in glass , red light or violet light?

A: White light is a combination of all colours, using prism white light from our Sun can be separated…

Q: Which has the greatest energy among the color in a rainbow

A: Rainbow has seven colors which are : violet, indigo, blue, green, yellow, orange, red Energy is…

Q: How could you use the spotlights at a play to change the performers’ clothes suddenly from yellow to…

A: The performer is wearing yellow clothes, and we need to change the color to black, using spotlight.

Q: what occurs when white light is refracted into the different wavelengths of colour it contains.

A: When light passes through a prism or any other material, it gets split up into different wavelength…

Q: Does the speed of light in glass depend on wavelength?

A: The speed of light in glass medium depends on wavelength.

Q: Will light change direction toward or away from the perpendicular when it goes from air to water?…

A: The light bends away from the normal when light is incidented from a denser medium to a rarer medium…

Q: Choose the BEST answer to the following: When white light passes through a prism, the light that…

A:

Q: why does the colour of sunset vary from day to day?

A: The colour of sky is actually the result of scattering of light by the micro particles in the…

Dispersion of White Light

Snell’s law is a formula that gives a relation between the angle of incidence and angle of refraction and is given as: