Interference in thin film depends upon:
Correct answer: D. All of these
- A. Angle of incidence
- B. Thickness of film
- C. Nature of film
- D. All of these
Explanation
D is the right option because Interference in thin films, such as soap bubbles or oil slicks, depends on various factors including the angle of incidence, the thickness of the film, and the nature of the film material. These factors determine the constructive and destructive interference patterns observed in thin film interference phenomena.
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Progressive waves transfer energy through oscillations, with wavelength, frequency, amplitude and wave speed related by v = fλ; sound speed depends on the medium. Superposition produces interference and stationary waves in strings and organ pipes, while simple harmonic motion describes the oscillation itself and must be distinguished from wave propagation.
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