3 The critical angle of a medium is sin-¹ Find the polarising angle of the medium.
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- ‘For problem 61 calculate the angle theta in degrees if the index of refraction of medium 1 is 1.77 (5 sig figs)** 12. Wilmington, North Carolina, is 5024 km due east of Santa Barbara, California. High- speed communication between the two cities can be accomplished by use of satellite commu- nication to a satellite that is a distance of 3456 km away from each city or by direct fiber optic cable between the two cities in a fiber whose index of refraction is n = 1.62. How long would it take each signal to go from Santa Barbara to Wilmington? 3456 km 5024 km- Santa Barbara Wilmington