What colours make up white light?

Seven colours: red, orange, yellow, green, blue, indigo and violet combine to form white light.

Explanation

When all the seven colours are allowed to pass through an inverted triangular glass prism, then all these colours recombines to form a white beam of light on the screen. Thus, from this, it concluded that white light is made of seven colours.

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Updated on: 10-Oct-2022

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