资源描述
1 1 1. (A) (B) (C) (D) B 2. S S 1 S 2 O S S (A) (B) (C) (D) B 3. n d (A) 2 ( n-1 ) d (B) 2nd (C) 2 ( n-1 ) d+ / 2 (D) nd (E) ( n-1 ) d A 4. a 4 30 (A) 2 (B) 4 (C) 6 (D) 8 B 5. (A) (B) (C) (D) B 6. a b (A) a= 2 1 b (B) a=b (C) a=2b (D) a=3 b B 7. S 1 S 2 A S 1 A e n A 2 (n 1) e / 500 nm n 1.5 A e 4 10 3 nm (1 nm =10 -9 m) 8. 600 nm ( ) 1.2 m (1 nm=10 -9 m) O S 1 S 2 S S S 1 S 2 A n e 2 9. / sin 10. 45 I 2I 11. I 0 / 4 I 0 / 2 0 12. 1.65 n=1.33 51.1 13. S 0 S 1 S 2 l 1 l 2 l 1 l 2 3 d D(Dd) (1) O (2) (1) P 0 D O P d r r / 0 1 2 (l 2 +r 2 ) (l 1 +r 1 ) = 0 r 2 r 1 = l 1 l 2 = 3 d D d r r D O P / 3 / 1 2 0 (2) O x , 3 ) / ( D dx k (k 1 2 .) d D k x k / 3 k 0 (1) d D x x x k k / 1 14. 500 nm (1 nm=10 -9 m) l = 1.56 cm A (1) (2) 600 nm A (3) (2) A (1) e 2 2 1 A e 4 = 2 3 l l e 2 / 3 / 4 4.8 10 -5 rad (2) A e 4 3 500 / 2 nm 750 nm 600 nm A d S 2 S 1 l 1 S 0 l 2 O D O P 0 r 1 r 2 D l 2 s 1 s 2 d l 1 s 0 x 3 2 1 2 4 e 0 . 3 2 1 / 2 4 e A (3) A 15. a 1 10 100 (1) a= sin = =1 , =90 (2) a=10 sin = /10=0.1 =5 4 4 (3) a=100 sin = /100 =0.01 =3 4 /a ( ) ( /a) 0 : , 16. 1 =440 nm 2 =660 nm (1 nm = 10 -9 m) ( ) =60 d 1 1 1 sin k d 2 2 2 sin k d 2 1 2 1 2 2 1 1 2 1 3 2 660 440 sin sin k k k k k k 1 = 2 6 9 4 6 2 3 2 1 k k 4 6 2 1 k k k 1 =6 k 2 =4 d sin60 =6 1 60 sin 6 1 d =3.05 10 -3 mm 17. 45 30 (1) (2) 10% 1 0 2 0 1 4 o 30 cos 5 . 0 2 0 0 1 I I I 625 . 0 8 / 5 ) 2 /( 0 1 I I 1 P 2 I 2 o 45 cos 2 1 I I 1 /2 313 . 0 16 / 5 2 / 0 2 I I 2 10 P 1 % 90 1 1 I I 563 . 0 ) 2 /( 9 . 0 ) 2 /( 0 1 0 1 I I I I P 1 P 2 2 I 253 . 0 ) 2 /( 0 2 I I 18. n 1 1.33 n 2 1.50 n 3 1 (1) i (2) (1) tgi (n 2 / n 1 ) 1.50 / 1.33 i 48.44 ( 48 6 2 ) (2) r r 0.5 i 41.56 r tg i 0 n 3 / n 2 1 / 1.5 i 0 33.69 r i 0 19. A S B P C S C 90 , , 2 1. S 1 S 2 P r 1 r 2 S 1 P t 1 n 1 S 2 P t 2 n 2 (A) ) ( ) ( 1 1 1 2 2 2 t n r t n r (B) ) 1 ( ) 1 ( 2 1 1 2 2 2 t n r t n r n 3 n 2 n 1 i A B P C S P S 1 S 2 r 1 n 1 n 2 t 2 r 2 t 1 5 (C) ) ( ) ( 1 1 1 2 2 2 t n r t n r (D) 1 1 2 2 t n t n B 2. (A) (B) (C) (D) B 3. (A) 5.0 10 -1 mm (B) 1.0 10 -1 mm (C) 1.0 10 -2 mm (D) 1.0 10 -3 mm D 4. ABCD AB AB AB o e o e (A) (B) (C) (D) C 5. n 1 n 2 n n 2 n n 1 e 2 ( n 1) e /2 2 ( n 1) e + /2 6. n d 2( n 1) d 7. P 4 P 8. ( n 1 1.4) S 1 ( n 2 1.7) S 2 O 480 nm(1nm=10 9 m) d( ) = r 2 r 1 = 0 ( r 2 + n 2 d d) (r 1 + n 1 d d) 5 (n 2 n 1 )d 5 1 2 5 n n d = 8.0 10 -6 m 9. 550 nm a 2 D A C B O S 1 S 2 n 2 n 1 r 1 r 2 d 6 10 -4 m D 2 m (1) 10 (2) e 6.6 10 -5 m n 1.58 (1 nm = 10 -9 m) (1) x 20 D / a 0.11 m (2) (n 1)e r 1 r 2 k r 2 r 1 k (n 1)e = k k (n 1) e / 6.96 7 7 10. 500 nm (1 nm 10 -9 m) ( ) 2 10 -4 rad n 1.40 e 2ne / 2 5 l e l 2nl 9 / 2 l 9 / 4n l 1 9 4 l 2 9 4n l l 1 l 2 9 n 4 1.61 mm 11. e 0 R r R r e 2 / 2 1 2 2 1 2 1 2 2 0 k e e 0 2e k R r (k k 2e 0 / ) 12. a 1 10 100 (1) a= sin = =1 , =90 (2) a=10 sin = /10=0.1 =5 4 4 (3) a=100 sin = /100 =0.01 =3 4 /a ( ) ( /a) 0 : , r R e e 0 e 0 7 13. ( =632.8 nm) 5 (1nm=10 9 m) a sin = k , k=1 a = / sin =7.26 10 -3 mm 14. a =0.10 mm 50 cm ( =546 nm) (1nm=10 9 m) x 2f / a = 2 5.46 10 -4 500 / 0.10mm = 5.46 mm 15. 1 =440 nm 2 =660 nm (1 nm = 10 -9 m) ( ) =60 d 1 1 1 sin k d 2 2 2 sin k d 2 1 2 1 2 2 1 1 2 1 3 2 660 440 sin sin k k k k k k 1 = 2 6 9 4 6 2 3 2 1 k k 4 6 2 1 k k k 1 =6 k 2 =4 d sin60 =6 1 60 sin 6 1 d =3.05 10 -3 mm 16. 600nm(1nm=10 9 m) 30 (1) (a + b) (2) a (3) (a + b) a - 2 1 2 1 (1) a + b = sin k =2.4 10 -4 cm (2) 3 sin b a a sin a 8 a = (a + b)/3=0.8 10 -4 cm (3) k b a sin ( ) k a sin ( ) (k =1 2 3 .) k=3 6 9 . k max =(a b) / 4, k=0 1 2 (k= 4 / 2 ) 17. ( =589.3 nm) 60 (1) 30 (2) (400 nm 760 nm) (1) (a + b) sin = 3 a + b =3 / sin =60 a + b =2 /sin =30 3 / sin =2 /sin =510.3 nm (2) (a + b) =3 / sin =2041.4 nm 2 =sin -1 (2 400 / 2041.4) ( =400nm) 2 =sin -1 (2 760 / 2041.4) ( =760nm) = 2 2 = 25 18. P 1 P 2 P 1 (1) 30 60 P 1 ; P 1 P 2 . (2) 10 P 1 P 1 P 2 (1) I I 1 I 2 P 1 P 1 P 2 2I (1) I I I I I 2 60 cos 2 1 2 2 1 3 / 8 I I I I I 2 30 cos 60 cos 2 1 2 2 2 2 9 / 32 (2) % 10 1 2 60 cos 2 1 8 3 2 I I I 9 2 / 9 . 0 cos 2 1 2 cos 2 0.333 54.7 2 2 2 % 10 1 2 cos 7 . 54 cos 2 1 32 9 I I I cos 2 0.833 24.1 9 . 0 cos 8 3 32 9 2 cos 2 = 0.833, = 24.1 20. 30 (1) (2) (3) 5% I ( 2I 0 ) (1) 0.
展开阅读全文