5.24

 

oo a acoc ooc ρ cooa: ) o ae p eeaye T = const = 390 eae 0 ≤ ≤ 400 a ee ae 50 ; ) eeay T p = const = 400 a eae 200 ≤ T ≤ 300 ee e 20 .

 

 

:

 

T = const = 390

0 ≤ ≤ 400 a

0 ≤ ≤ 400·103 a

Δp=50=50·103a

) p = const = 400 a =

= 400·103a

200 ≤ T ≤ 300

Δ  = 20

μ = 32 ·10-3 /

ρ = f(p) - ?

ρ = f(T) - ?

 

:

 

-

              

 

                                                          

)