.


:




:

































 

 

 

 





μ1 = = 0,00116

= = = 50

12 . 12 . , . 11 (.. ). 0, 1, 2..11 = = = 250 3 0, 1, 2,11. 0 0, 1 1 ..

12 .

.

II 2-

_ _ _

V=V+V

V . .

VA=lOA1= 0,058*360=20.9 /

V- . 2 . ,

V- . 3,

 

μv = = = 0,209

 

.S2

 

= => = = = 0,3

VB = μV* = 0,209*57 = 12.1 /; (1,11)

VB = μV* = 0,209*41 = 8,5 /; (5,7)

VB = μV* = 0, 209*95 = 19.8 /; (2,10)

VB = μV* = 0, 209*80 = 16.8 /; (4,8)

VB = μV* = 0, 209*86 = 18 /; (1,5,7,11)

VB = μV* = 0, 209*50 = 10.5 /; (2,4,8,10)

VB = μV* = 0, 209*100 = 20.9 /;(0,6,12)

ω2 = = = 86 -1

ω2 = = = 50 -1

ω2 = = = 100 -1

AS2 = 0.3*AB

As2 =0.3*ab = 0.3*250=75

VS2 = μV * ps2 = 0. 209 * 70 = 14.6 (0,12,6)

VS2 = μV * ps2 = 0. 209 *78 = 16.5 (1,11)

VS2 = μV * ps2 = 0. 209 *78 = 16.5 (7,5)

VS2 = μV * ps2 = 0. 209 *95 = 19.8 (2,10)

VS2 = μV * ps2 = 0. 209 *90 = 18.8(4,8)

T2 = 0,5(m2*V2S2 + JS2*ω22 +m3*V2)

2 = 0.5(3.1*14,62+0.02*722+2.3*0) = 382 .

2 = 0.5(3.1*20,92+0.02*02+2.3*20,92) = 1179 .

2 = 0.5(3.1*16,52+0.02*622+2.3*12.12) = 629 .

2 = 0.5(3.1*19,82+0.02*36,22+2.3*19,82) = 1071 .

2 = 0.5(3.1*18,82+0.02*36,22+2.3*16,12) = 543 .

2 = 0.5(3.1*16,52+0.02*622+2.3*8,52) = 544 .

 

1.

1.

                         
V, / 20,9 20,9 20,9 20,9 20,9 20,9 20,9 20,9 20,9 20,9 20,9 20,9 20,9
V, / 20,9   10,5   10,5   20,9   10,5   10,5   20,9
ω2 72,0 62,0 36,2   36,2 62,0 72,0 62,0 36,2   36,2 62,0 72,0
V, /   12,1 19,8 20,9 16,1 8,5   8,5 16,1 20,9 19,8 12,1  
VS2, / 14,6 16,5 19,8 20,9 18,8 16,5 14,6 16,5 18,8 20,9 19,8 16,5 14,6
T2,                          

 

.

.

= 1*l= *0,058=7518 /

μ = = = 75.17 (/2)/

2 3

= + n + τ

, .

n , .

n = ω22*l = 622*0,29 = 1115 /2

n = n = 20

τ . , .

.S2 .

 

= => = =0,3 b

= μ *π = 75.17 *96 = 7216 /2

τ = μ * n = 75.17 *85 = 3683 /c2

S2 = μ *πs2 = 75.17 *95 = 7141 /2u

ε2= = 700, -2

2.

2.

A τ ε2 S2
           

 

S 2

s2 .

.s2

 

.

G1 = m1*g = 3*10 = 30H.

G2 = m2*g = 3,1*10 = 31H.

G3 = m3*g = 2,3*10 = 23H.

.

 





:


: 2016-10-06; !; : 270 |


:

:

, .
==> ...

1464 - | 1286 -


© 2015-2024 lektsii.org - -

: 0.015 .