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(0)

, 24 2016 . 11:14 +
_ [ + !]



,   , .  .  .  -.

4979645_dsc_1113_0 (700x369, 207Kb) 

..


(0)

, 24 2016 . 10:59 +
Vredina_Sabrina [ + !]



.

 

 

: 1 – 2,7., 1 – 4.

  8 . .

– (),    L1   R1.

– ,  L2   R2.

() = 56 = L1.

L1 = 2πR1, π = 3,14 ( ),

R1 = L1/2π = 56/(23,14) = 9

5-7 .

R2 = R1 + 5 = 9 + 5 = 14 = 38.

 

 

 

 

 

 

.

 

  L

L = R2 + (R2 – R1) = 14 + 5 = 19 = 38. + 14. = 52.

 

 = 2 = 6.

.

« » , «».

 

= /8 = 56/8 = 7 = 28.

 

L2/8 = 88/8 = 11 = 44.

L2 = 2πR2 = 23,1414 = 88

 

 

 

 

 

.

 

:

L + 2  = 52. + 12. = 64.

64. .

1 .

.   ∆ 1. 38. 22.

∆ 1 = R2 = 14 = 38.

∆ 1 = /2 = 44./2 = 22.

22./2 = 11 .

38./11 = 3.( 5.)

5 4 6 3 .

∆ 2, ..  /2 = 14.

( 15.), ∆ 2. 14. 8.

∆ 2 = R2 – R1 = 5 = 14.

∆ = ( – )/2 = (44. – 28.)/2 = 8.

8./2 = 4 . .

14./5 = 2.( 4.)

4 3. 1- 12 (16.) 2. (5- ) , 22- ( ). .

2- ( ), ∆ 1, ∆ 2.

   12 (32.), 43. 44.

7 .

2- 1- , 1- .

. .

 

 

 

 

 

 uCoz


(0)

.

, 24 2016 . 10:56 +
[ + !]

.

( ). ( ).



(0)

(aqvamarina)

, 24 2016 . 10:55 +
Natalia_Fed [ + !]

(aqvamarina)

...



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