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5B071700 |
3. 1.
, 40 z=6,3 .
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6071700 |
3. 2.
Q=0,60 . . , t1=54 . V (3), , t2=29 C? .
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5B071700 |
3. 3.
.. , , , F = 1000 2, R = 7,2
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6071700 |
3. 4.
n = 263 , F = 58 2. , = 2,5 /2. R = 0,8. = 0,95. H = 600 /2. F , , t = 660 . ε = 0,95. q=q+q =q+q/2.
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5B071700 |
3. 5.
V V , n , N, . t = 25 , τ = 14 ; W = 2 /; V = 0,24 3/. 70 %. η. , , ρ ≈ 50 /3. Q = 28 /3.
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6071700 |
3. 6.
80 1,5 . .
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5B071700 |
3. 7.
, . (λ=5,5 *10-7 ), q= 0,5 eV.
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6071700 |
3. 8.
, R=50 , l=100 , P1=5Pa, P2= 2Pa.
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5B071700 |
3. 9.
= 4,28 . λ-? ( ).
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6071700 |
3. 10.
Z = 6. ?
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5B071700 |
3. 11.
G1- AlxAs = 0,6 1,8 , , .
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6071700 |
3. 12.
0,6 . Ge.
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5B071700 |
3. 13.
Z = 1 = 15 , 5 . .
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6071700 |
3. 14.
, 300 , Z = 0,5. 5 .
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5B071700 |
3. 15.
Z = 50 , h = 10 8 /; b¢ = 0,14.
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6071700 |
3. 16.
n , νo R = 1 , w = 84 .
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5B071700 |
3. 17.
q=0,2 eV .
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6071700 |
3. 18.
(γmax= 900 /2), (γhmax = 0,5 ghmax). , N = 16 .
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5B071700 |
3. 19.
50 , 3 , w = 3,14 /. , .
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6071700 |
3. 20.
( ) d1=2 d2=0,5, 1=20 , 2= 5 , ρ= 103 /3, , .
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5B071700 |
3. 21.
, ( = 48 , Q = 5730 3/) ( = 120 , = 1400 3/).
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6071700 |
3. 22.
, R =4 . 20 2.
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5B071700 |
3. 23.
1 10 / ?
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6071700 |
3. 24.
, 80 . 5/, 200 (ρ=1,118 /3). 0,45. :
1) ;
2) , , 20%;
3) , 25%;
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5B071700 |
3. 25.
, . 30 , 2100 /3, 1 /(*), 6 2. 5.
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6071700 |
3. 26.
, - , 202. 12 . , 350. 00. 14,5 , 3,22 . - . .
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5B071700 |
3. 27.
, 10, 25, 50, 100, 250, 500, 1000, 2000, 3000, 4000 v =12 /; ξ = 0,3; ρ = 1,2 /3
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6071700 |
3. 28.
, 98 , 14 . , 10 . , h = 2 v = 6,8 /.
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5B071700 |
3. 29.
50 , 3 , w = 3,14 /. , .
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6071700 |
3. 30.
max, R = 3 , νo = 15 /, ρ = 1,2 /3, = 25 2.
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