which coloured light bulb, red, orange, yellow, green, or blue, emits photons with (a) the least energy and (b) the greatest energy? Account for your answers.

If a color disc composed of red, orange, yellow, green, blue, indigo, and violet pie-shaped sections is rapidly rotated, which color will your eye see ?

If a color disc composed of red, orange, yellow, green, blue, indigo, and violet pie-shaped sections is rapidly rotated, which color will your eye see ?

Which of the following diode emits red and yellow light?

You are given red and yellow photon of light ,which will carry more energy .

If black means white, white means red, red means yellow, yellow means blue, blue means green, green means purple and purple means orange, then what is the colour of clear sky? 1) Green 2) Purple 3) Orange 4) Yellow 5) Blue

Seven men-A, B, C, D, E, F and G are standing in a queue in that order. Eachone is wearing a cap of different colour violet, indigo, blue, green, yellow, orange and red. D is able to see in front of him green and blue, but not violet. F can see violet and yellow, but not red. G can see caps of all the colours other than orange. If E is wearing an indigo coloured cap, then the colour of the cap worn by F is

A beam of blue, green and yellow light passes through the earth's atmosphere. Name the colour which is scattered (a) the least, (b) the most

Out of red and blue light, which one is associated with photons possessing higher energy?