A beam of white light falling on a glass prism gets split up into seven colours marked 1 to 7 as shown in the diagram.

(1) The colours at positions marked 3 and 5 are similar to the colour of the sky and the colour of gold (metal), respectively. Is the above statement made by a student correct or incorrect. Justify.
(2) Which of the positions shown above correspond approximately to the colour of (a) a brinjal, (b) danger signal, (c) neel (Lll) (applied to clothes), (d) orange.

Explanation

(1) No, because 3 refers to yellow and 5 to blue colour of the spectrum.
(2) (a) 7 (b) 1 (c) 6 (d) 2.