Question

(4%) Problem 9: A light bulb is immersed in a tank of liquid with refractive index 1.52. A ray of light from the bulb is incident on the water/air interface at an angle of 56 from the horizontal interface. > At what angle, in degrees from the normal, does the refracted ray exit into the air? Grade S Deducti Potentia Late We Late Po sin0 tan0 acoso coso asin0 Submiss Attempt atan acotan) sinh0 coshtanhcotanho 0 Degrees O Radians 0 detailed Hint Hints: 4% deduction per hint. Hints rernaining: 2 Feedback: deduction per feedback. % All content C

Answer 1

From given data We are using n_1 sin theta)1 - n_2 sin theta_2 1 sin theta_1 = 1.52 times sin 34 sin theta_1 = 0.84997 or = sin^negative 1 (0.84997) = 58.2 degree say make 58.2 degree the norm.