Consider the field E1 in the dielectric on the left of this interface. E1= 3ax+4ay+5az The interface lies in the z=0 plane. Find the total E2 field in medium #2. Also find the angles that the fields in each dielectric make with the normal to the interface. ET2 Ert = 2 Er2 = 5 E2 = EN Do EN2 Z0

Aswimmer is determined to cross a river that flows due south with a strong current. initially, the swimmer is on the west bank desiring to reach a camp directly across the river on the opposite bank. in which direction shoud the swimmer head? a. the swimmer should swim southeast. b. the swimmer should swim south. c. the swimmer shuold swim northeast. d. the swimmer should swim due north. e. the swimmer should swim due east.