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The attached formula sheet may be helpful! YOU MUST SHOW YOUR WORK! All final answers need to be inside the box! (20) Calculate the minimum thickness of a light soap film, n-1.2, that will result in constructive interference in the reflected light, if the film is illuminated with wavelength 602 nm in free space and the soap is floating on water (n-1.33). 1. The distance (20) A screen is separated from a double slit source by 1.20 meters. between the two slits is 0.030 mm. The second order bright fringe (m-2) is measured to be 4.50 cm from the center line. Determine: 2. a. The wavelength of the light b. The distance between adjacent fringes. (20) A square coil of wire, with sides of 1.80 cm, consisting of 25 turns and with a total resistance of 0.350 ohms has a magnetic field applied to it perpendicular to the plane of 3. the coil. If the field changes uniformly from 0.00 T to 0.500 T in 0.800 s, what is the induced emf in the coil while the field is changing? a. b. Find the magnitude and direction of the induced current
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