The colours seen in the thin films of oil on the road and in soap...
PHYSICS
JAMB 1997
The colours seen in the thin films of oil on the road and in soap bubbles are due to
- A. reflection
- B. interference
- C. diffraction
- D. polarization
Correct Answer: B. interference
Explanation
A simple form of interference pattern is obtained if two plane waves of the same frequency intersect at an angle. Interference is essentially an energy redistribution process.
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