Question

When light falls on a surface of petrol floating on water we see rainbow colours because the process/processes taking place is/are _______​

Answer 1

Answer:

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Explanation:

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Answer 2

Answer:

When petrol is dropped on the road during a rainy day, a thin layer of oil will appear on the water surface. Both the top and bottom surfaces of this oil film can reflect light. ... As a result, a rainbow-like colour pattern is shown on the oil surface and this phenomenon is called thin-film interference.

Explanation:

Hope this answer helps you.