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[" 35.A soap film of thickness "0*0011mm...

[" 35.A soap film of thickness "0*0011mm" appears dark when "],[" seen by the reflected light of wavelength "580nm" .What "],[" is the index of refraction of the soap solution,if it is "],[" known to be between "1.2" and "1.5?]

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A soap film of thickness 0.0011 mm appears dark when seen by the reflected light of wavelength 580 nm.. What is the index of refraction of the soap solution, if it is known to be between 1.2 and 1.5 ?

A soap film of thickness 0.0011 mm appears dark when seen by the reflected light of wavelength 580 nm.. What is the index of refraction of the soap solution, if it is known to be between 1-2 and 1.5 ?

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A soap film of thickness 0.0011 mm appears dark when seen by reflected light of wavelength 5800Å . What is the refractive index of soap solution if it is between 1.2 and 1.5. [mu = 1.318]

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Find the minimum thickness of a film which will strongly reflect the light of wavelength 589 nm. The refractive index of the material of the film is 1.25.

Find the minimum thickness of a film which will strongly reflect the light of wavelength 589 nm. The refractive index of the material of the film is 1.25.

Find the minimum thcknessof a film which will strongly reflect the light of wavelength 589 nm. The refractive index of the material of the film is 1.25.