Question:medium

As the thickness of a soap bubble increases under sunlight, which colour appears later?

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A simple way to remember this: Thin film (to) Short (lambda) colors appear (V, B). Thick film (to) Long (lambda) colors appear (O, R). This question asks about increasing thickness, so the color sequence follows the VIBGYOR order.

Updated On: Apr 19, 2026

Violet
Blue
Green
Red

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The Correct Option is D

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As the thickness of a soap bubble increases under sunlight, which colour appears later?

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The Correct Option is D

Solution and Explanation

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