C PHET = Fig. 5: Experimental set up for total internal reflection experiment. Choose 3 Choose once Change & Calculate Read ! Read ! Calculate Calculate Measure media I and insertl and insert! and insert! and insertl Incident Refraction Incident Sin (01) Reflected Refracted Sin (02) Critical medium medium angle angle angle (angle (0. index index 0'1 () 02 (") arcsin "1 45.7 0.72 45.7 N/A N/ A 0.714 45.6 38 0.62 38 59.4 0.86 0.714 45.6