QUESTION 1 You can observe thin-film interference by dipping a bubble wand into some bubble solution and holding the wand in the air. What is the thickness of the thinnest soap film at which you would see a black stripe if the light illuminating the film has a wavelength of 540 nm? Hint: use n = 1.33. ⒸA. 97.9 nm B. 88.3 nm c. 101.5 nm ⒸD. 120.1 nm

QUESTION 1 You can observe thin-film interference by dipping a bubble wand into some bubble solution and holding the wand in the air. What is the thickness of the thinnest soap film at which you would see a black stripe if the light illuminating the film has a wavelength of 540 nm? Hint: use n = 1.33. ⒸA. 97.9 nm B. 88.3 nm c. 101.5 nm ⒸD. 120.1 nm