1. :
- l1 = 1 × 10-4 = 4 × 10-4 1/;
- l2 = 2 × 10-4 = 3 × 10-4 1/;
- l3 = = 0,25 × 10-3 = 2,5 × 10-4 1/;
- l4 = = 0,33 × 10-3 = 3,3 × 10-4 1/;
1 - ;
n 2- .
, . 100 .
:
1. , :
(t). ,
Pc(t) = PI(t)× PII(t) × PIII (t)× PIV (t)
- . , , . . , . :
,
p(t) - .
:
P(t), :
- - +
;
;
;
,
- - + = - - + = - - + = 5,279 1,624 2,256 + 0,788 = 1,881
2.
- - +
. , .
- - + = 4687,5 961,538 1898,734 + 420,168 = 2247,396 .