Question

what is Newton's colour disc what is its application

Answer 1

A Newton disc is a disc with segments in rainbow colours. When the disc is rotated, the colors fade to white; In this way Isaac Newton demonstrated that white light is a combination of the seven different colours found in a rainbow. A Newton Disc can be created by painting a disc with the seven different colours. A combination of red, green and blue in the circular disc will yield the same result. This is due to the phenomenon called persistence of vision. It can easily be board piece It was an important discovery as it proves that light is not colourless,but has colour in it which together converge to give a faded white colour which we consider colourless.It was made by Isaac Newton. This property is based on the principles of dispersion of light.

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Answer 2

Answer:

When a small circular disc with seven rainbow colours painted on it, is rotated fast, the colors get mixed together and the disc appears to be white. Such a disc is popularly known as Newton's disc

Explanation:

To make a Newton disc, start by cutting out two circles of the same size from a piece of cardboard and a piece of paper and gluing them together. Next, divide the circle into 7 equal triangles and color each section a different color in this order: red, orange, yellow, green, blue, indigo, and violet.