.
p1l1/p2l2 = (97755 0.28) / (98405 0.278) = 27371.4 / 27356,59 = 1;
ε = (1 1) 100% = 0%.
.
p 0 | l 2 | l 1 | h | p 1 | ε | ||
97755 | 0.28 | 0.278 | 0.1 | ||||
. | 97755 | 0.28 | 0.278 | 0.1 | 98405 | 1 | 0 |
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8. < l 1>, < T 1>, < l 2>, < 2>. .
<l1> = (150 + 150)/2 = 150 ,
<T1> = (291 + 292)/2 = 291,5 K,
<l2> = (80 + 85)/2 = 82.5 ,
<2> = (351 + 341)/2 = 346 K.
, .
<T1>/<T2> = 291,5/346 = 0,84,
<l1>/<l2> = 150/142,5 = 1,05.
. .
ε = | 291,5/346: 150/142,5 1 | 100% = | 0,8 -1 | 100% = 20%.
l1 | T1 | l2 | T2 | T1/T2 | l1/l2 | ε | |
1 | 150 | 291 | 140 | 351 | |||
2 | 150 | 292 | 145 | 341 | |||
. | 150 | 291.5 | 142.5 | 346 | 0.84 | 1.05 | 20 |
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7. . < D >, < M >, < N >.
<D> = (0,0035 + 0,0033 + 0,0035 + 0,0035 +0,0035)/5 = (0,05 + 0,005 + 0,005 + 0,005 0,005)/5 = 0,0035 ; <M> = 0,005 ; <N> = 50.
, . .
<σ> = (0,005 10)/(50 3,14 0,0035) = 0,05/0,5495 0,09 H/.
.
ΔM = 0,000006 + 0,00005 = 0,000056 .
10. Δ D.
ΔD = 0,0001 + 0,00005 = 0,00015 .
11. ε . .
ε = 0,00015/0,0035 + 0,000056/0,005 = 0,04 + 0,01 = 5%.
12. Δσ . .
Δσ = 0,05 0,09 H/ = 0,0045 H/.
.
σ = (0,09 0,0045) H/; ε = 5%.
D | N | M | σ | ε | Δσ | |
1 | 0.0035 | 50 | 0.005 | |||
2 | 0.0035 | 50 | 0.005 | |||
3 | 0.0035 | 50 | 0.005 | |||
4 | 0.0035 | 50 | 0.005 | |||
5 | 0.0035 | 50 | 0.005 | |||
. | 0.0035 | 50 | 0.005 | 0.09 | 5 | 0.0045 |
14. <σ> .
σ = 0.09 H/ > σT = 0,072 H/,
.
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