. 3-22, . . , , . , , . 3-22 ,.
. 3-22. .
, , , , . , .., , .
, , .. .. .
, . 3-22, . .. . , .. . , .. . .
, ; .
:
(3-32)
w .
.. , . 3-22, , . ( )
(3-33)
v -
(3-34)
, q t, .. (. 3-23, ),
(3-35)
k 01 , , ..., (3-18), . 3-23, . 3-9.
. 3-23. q () .. ().
, ν- .. ,
(3-36)
k pv (3-28).
, , .. . . 3-24, . , , t (. . 3-15), , . .
. 3-24. .
, .. :
(3-37)
.. " " ;
|
|
w ;
k 1 , (3-10), ..., . 3-24, .
w , , I = I , :
(3-38)
k 01= k 1 k 1 ..
n- .. :
(3-39)
k 0ν ν- .., , ν- ..., (3-26) (3-28).
. 3-1 , .. y = 0,83t , , .. (. 3-4, ), . .., F q 1, .., F q 1 .
. 3-25, .. Ft 1 = F q 1sinω t, t, I sinω t.
. 3-25. ..
.., , x , :
(3-40)
(3-40)
:
(3-41)
F ':
(3-42)
. , .. t . , ( t ), , .. , t, :
(3-43)
.., , 2t , .. ( ),/,
─ /,
. (3-44)
(3-41) F ", :
. (3-45)
, , :
, (3-46).
, /,
. (3-47)
, .. ( dt dx).
, .., (. 3-26).
. 3-26. .. ..
.. , , .., .
, .. ..
|
|
- .. (. 3-25). :
, (3-48)
( - t/ν). .. Ftx ν :
. (3-49)
, ,
, (3-50)
ν . .. :
. (3-51)