Description : The primary colours in photography are – (1) Red, Blue, Yellow (2) Red, Yellow, Green (3) Red, Blue, Green (4) Blue, Yellow, Green
Last Answer : (1) Red, Blue, Yellow Explanation: There are three primary colours of Red, Green and Blue (ROB). As these are mixed they form lighter colours, and when all three are mixed together they appear ... more than they do with photographs, often refer to Red, Yellow and Blue as the primary colours.
Description : What are the primary colours? (a) Blue, green, yellow (b) Yellow, red, blue (c) Red, blue, green (d) Green, white, black
Last Answer : Ans:(b)
Description : In the following list of colours 1. Blue 2. Green 3. Red 4. Yellow Which are the three primary colours? (a) 1, 2 and 3 (b) 1, 2 and 4 (c) 2, 3 and 4 (d) 1, 3 and 4
Last Answer : Ans:(a)
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.
Description : Which one of the following colours has the longest wavelength? A. Yellow B. Blue C. Red D. Green
Last Answer : ANSWER: C
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
Last Answer : Ans:(d)
Description : 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
Last Answer : (a) Blue
Description : Which of the following colours has got the maximum refractive index for glass? (1) Blue (2) Green (3) Red (4) Indigo
Last Answer : (3) Red
Description : 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 ... face is in the bottom. Which face is opposite to green ? (a)Red (b)white (c) blue (d)brown
Last Answer : (c) blue
Description : 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 ... , brown, red (b) Blue, black, red, white (c) Red, black, blue, white (d) None of these
Last Answer : (a) Black, white, brown, red
Description : Why are the color printer inks magenta, cyan and yellow and not RGB (red, green, blue, the "primary colors")?
Last Answer : Additive vs subtractive color. Additive - Adding light to black (no light) Shine red, green, and blue spotlights on a wall - where they intersect: Blue + Green = cyan Red + Blue = magenta Red + ... : Additive and Subtractive Colors The Paper Mill Store - CMYK and RGB Color: Which One Should You Use?
Description : What are the primary colors of Pigment? A. White, Black, Blue B. Red, Yellow, Blue (Answer) C. Red, Orange, Blue D. Red, Green, Blue
Last Answer : B. Red, Yellow, Blue (Answer)
Description : What are the primary colors of Light? 33 A. White, Black, Blue B. Red, Yellow, Blue C. Red, Orange, Blue D. Red, Green, Blue (Answer)
Last Answer : D. Red, Green, Blue (Answer)
Description : Which colour is formed when Red and Green are mixed? (1) Light blue (2) Yellow (3) White (4) Grey
Last Answer : (2) Yellow Explanation: Red, green and blue are the primary colors and all other colors can be created from them. When red and green combine, the result is yellow.
Description : Person who is colorblind cannot distinguish between – (1) Black and yellow (2) Red and green (3) Yellow and white (4) Green and blue
Last Answer : (2) Red and green Explanation: Color blindness is the decreased ability to see color or differences in color. The most common form of colour blindness is known as red/green colour blind-ness and ... red and green hues due to the absence or mutation of the red or green retinal photoreceptors.
Description : Which colour is the complementary colour of yellow? (1) Blue (2) Green (3) Orange (4) Red
Last Answer : (1) Blue Explanation: Complementary colours are pairs of colours that are of "opposite" hue in some colour model. In colour theory, two colours are called complementary if, when mixed in the proper ... -perceptual colour models, the neutral colours (white, grey, and black) lie along a central axis.
Description : Which combination of colour is the most convenient during day and night time? (1) Organe and blue (2) While and black (3) Yellow and blue (4) Red and green
Last Answer : (4) Red and green Explanation: Red and green is the most convenient combination during day and night time because of very precise visibility. In modem colour theory, also known as the RGB colour ... almost any colour. This is the principle used to make the colours on computer screen and television.
Description : A color with a wavelength longer than that of yellow is: w) red x) blue y) violet z) green
Last Answer : ANSWER: W -- RED
Description : Person who is colourblind cannot distinguish between (1) Black and yellow (2) Red and green (3) Yellow and white (4) Green and blue
Last Answer : Red and green
Description : Which colour is the complementary colour of yellow ? (1) Blue (2) Green (3) Orange (4) Red
Last Answer : Blue
Description : Which combination of colour is the most convenient during day and night time ? (1) Organe and blue (2) White and black (3) Yellow and blue (4) Red and green
Description : Most of the red; blue and purple colours of plants are due to a pigment called?
Last Answer : anthocyanin
Description : which of the following statements is not true for scattering of light? (a) Colour of the scattered tight depends on the size of particles of the atmosphere. (b) Red light is least scattered in the ... air scatter the blue, light more strongly than red. So the scattered blue light enters our eyes.
Last Answer : (c) Scattering of light Lakes place as various colours of white light travel with different speed in fir.
Description : The sky appears blue because – (1) All colours interfere to produce blue (2) In white light, the blue component dominates (3) The atmosphere scatters blue colour more than the others (4) It is actually blue
Last Answer : (3) The atmosphere scatters blue colour more than the others Explanation: Diffuse sky radiation is solar radiation reaching the Earth's surface after having been scattered from the direct solar beam by ... the atmosphere (approximately 25% of the incident radiation when the sun is high in the Sky.
Description : The blue colour of water in the sea is due to – (1) absorption of other colours except blue by water molecules (2) scattering of blue light by water molecules (3) reflection of blue light by impurities in sea water (4) reflection of blue sky by sea water
Last Answer : (1) absorption of other colours except blue by water molecules Explanation: Almost all sunlight that enters the ocean is absorbed, except very close to the coast. The red, yellow, and green ... to the absorption and scattering of light. The blue wavelengths of light are scattered, similar to the
Description : An object which absorbs all colours and reflects none appears: (1) White (2) Grey (3) Blue (4) Black
Last Answer : (4) Black Explanation: A surface that absorbs all colours, reflecting none, is said to be black. Black is not a colour; it absorbs all the colours of the visible spectrum and reflects none of them to the eyes. White is a colour.
Description : An object which absorbs all colours and reflects none appears: (1) white (2) grey (3) blue (4) black
Last Answer : black
Description : The blue colour of water in the sea is due to (1) absorption of other colours except blue by water molecules (2) scattering of blue light by water molecules (3) reflection of blue light by impurities in sea water (4) reflection of blue sky by sea water
Last Answer : absorption of other colours except blue by water molecules
Description : The sky appears blue because (1) all colours interfere to produce blue (2) in white light, the blue component dominates (3) the atmosphere scatters blue colour more than the others (4) it is actually blue
Last Answer : the atmosphere scatters blue colour more than the others
Description : The refractive indices for lights of violet, yellow and red colours for a flint glass prism are respectively 1.632, 1.620 and 1.613. Find the dispersi
Last Answer : The refractive indices for lights of violet, yellow and red colours for a flint glass prism are ... Find the dispersive power of the prism material.
Description : The deviation caused for red, yellow and violet colours for crown glass prism are `2.84^(@),3.28^(@)` and `3.72^(@)` respectively. The dispersive powe
Last Answer : The deviation caused for red, yellow and violet colours for crown glass prism are `2.84^( ... respectively. The dispersive power of prism material is:
Description : The red, orange and yellow colours of leaf is due to – (1) Aldehydes (2) Tannis (3) Lignins (4) Carotenold
Last Answer : (4) Carotenold Explanation: The red, orange and yellow colours of leaf are due to carotenoids.
Description : The red, orange and yellow colours of leaf is due to : (1) Aldehydes (2) Tannis (3) Lignins (4) Carotenoid
Last Answer : Carotenoid
Description : Which primary colors (blue, red, yellow) do i need to create pink color?
Last Answer : red and white will give you pink.
Description : The image shows the dispersion of the white light in the prism. What will be the colours of the X, Y and Z? (a) X: red; Y: green; Z: violet (b) X: violet; Y: green; Z: red (c) X: green; Y: violet; Z: red (d) X: red; Y: violet; Z: green
Last Answer : (b) X: violet; Y: green; Z: red
Description : A box contains 4 green, 5 red and 6 white balls. Three balls are drawn randomly. What is the probability that the balls drawn are of different colours? a) 24/91 b) 67/91 c) 21/91 d) 70/91 e) 3/13
Last Answer : Answer is: a)
Description : A cuboid shaped wooden block has 6 cm length, 4 cm breadth and 1 cm height. 2. Two faces measuring 4 cm x 1 cm are coloured in black. 3. Two faces measuring 6 cm x 1 cm are coloured in red. 4. Two faces ... and black colours on at least one side of the cube will be formed? (a)16 (b)12 (c)10 (d)4
Last Answer : Answer key : (d)
Description : How many different colors of red, green, blue and yellow do you know?
Last Answer : Hypocrisy_Central Pssst, I think you forgot to put Boring Question #55: in front of your title…~
Description : One day, a scientist was down in his personal lab. It was around 11 o'clock. He was working late on poisons and their antidotes. He was hungry, so he went to get a snack. Suddenly, he found ... and pink colored poisons in his lab. All of them were deadly. Which one did the scientist choose? -Riddles
Last Answer : The white one, since sugar is known as 'White Poison'.
Description : Natalie had fourteen balls. Each one color. She alternated the colors each day, there was a blue, pink, purple, green, red, yellow, black, white, orange, turquoise, tan, neon pink, and brown. Each day of the ... the week will she go to Arby's? What ball will she have while she is at Arby's? -Riddles
Last Answer : She will go to Arby's on Monday, for that is the first day of the week and A is the first letter of the alphabet. So on Tuesday she would go to Burger King. On Wednesday she would go to Chick- ... because red is the first color of the rainbow. So on Tuesday she would have a Orange ball. And so on.
Description : One of the four words does not belong with the other three. Which word does not belong? What is it that the others have in common? 1. Green, yellow, red, blue. 2. April, December, November, ... , cumulus, stratus. 4. Carrots, radishes, potatoes, cabbages. 5. Fork, comb, rake, shovel. -Riddles
Last Answer : 1. Green. Yellow, red and blue are primary colors, green is not. 2. December. The other months have only 30 days. 3. Calculus. The others are cloud types. 4. Cabbage. The others are vegetables that grow underground. 5. Shovel. The others have prongs.
Description : Violet, indigo, blue and green, yellow, orange and red; these are the colors you have seen after the storm has fled. What am I? -Riddles
Last Answer : I am a Rainbow.
Description : 23 Which one of the following sets of colour combinations is added in colour vision in TV? A. Red, green and blue B. Orange, black and violet C. White, red and Yellow D. Green, Yellow and Blue
Last Answer : ANSWER: A
Description : A pl ant leaf appears to be green because it (a) Absorbs green light (b) Reflects all but yellow and blue light (c) Reflects green light (d) Absorbs red and yellow light
Last Answer : Ans:(c)
Description : Maximum photosynthetic activity occurs in - (1) blue and red region of light (2) green and yellow region of light (3) blue and orange region of light (4) violet and orange region of light
Last Answer : (1) blue and red region of light Explanation: Wavelength of light between 400 nm and 700 nm is most effective for photosynthesis. This light is called photo synthetically active radiation (PAR). ... in red and minimum in blue region. In both these regions light is absorbed by chlorophylls.
Description : Persons who are colour-blind cannot distinguish between – (1) yellow and white (2) green and blue (3) red and green (4) black and yellow
Last Answer : (3) red and green Explanation: A person with colour-blindness has trouble seeing red, green, blue, or mixtures of these colours. The most common type is redgreen colours - blindness, where red and green are as the same colour.
Description : A man with colour blindness will see red as - (1) Yellow (2) Blue (3) Green (4) Violet
Last Answer : (3) Green Explanation: Colour-blindness is the inability to distinguish the differences between certain colours. This condition results from an absence of colour-sensitive pigment in the cone cells of the ... type is red-green colour-blindness, where red and green are seen as the same color.
Description : Which color has the shortest wavelength of light? a. Red b. Yellow c. Blue d. Green
Last Answer : c. Blue
Description : What Color does chlorophyll not absorb? A. Red B. Blue C. Green (Answer) D. Yellow
Last Answer : C. Green (Answer)