Question

(CLO4: 100%) Part 2 (16 Marks) Q2.1. (8 Marks → 2.5+ 3+ 2.5) A parallel-polarized wave E propagates in air and hits the surface of a dielectric (H2 = H = Ho. Ez = 48) as shown in the figure bellow. Given E = (Bay - 4a,) sin(wt - 4y - 3z). Find: (a) First: (i) , (ii) Then incident Pave, and (ii) k. (b) Then: (i) e (ii), (iii) Ero, and (iv) E- (e) Finally: (i) kr, (ii) , and (iii) Et Answer (2 pages are available): Air Dielectric (- 44)

Answer 1

11742=40 E2-960 hi= JGG, a n2= Jozua = z 2=2 Juoto uoto & → Oi) Er ty - E2 tonois et tande / Oi- & ton(t) = – 26.50 (PI) L Guikot – = LGU, J80 (4) = 220 tot tau e top? (PESC Te toho kir= 4y +32 (11) ki= 473 € (+ 3 + 32 (xP tyð tz û ) 4;= 3

since ha 2 Sin (263) Sin OT = Syno OF 12.76 Cosor at B= n2 = 2 COLOC dc1089 for- (2-B1 for -- (0.294 )61 2+B Ep=- (0.294 ) Joo sn (wt + 4y+32) v s kt ki shoi = KTSDOT (sj+3h) since olie Shot xt= (43+32) 2 = 89+ on? Teacher's Signature:

Т- 2 246 вот е 2.6T 3.oza - 2 6 5in Lut - Ky-ba ) 389