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2.4

 

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  1.2    
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  1.5    
  1.6    
  2.1    
  2.2    
  2.3    
  2.4    
  2.5    
  2.6    
  3.1    
  3.2    
  5.2    

 

 

1.1

: : 21

 

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1.2

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1. ( 1050-88), : d0 = 10 l0 = 100 . l = 119 . : 30 (δ = 20%); 35 (δ = 19%); 45 (δ = 17%).

 

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2.) ( 1050-88), Pmax = 159 (d0 = 10 , l0 = 100 ). : 30 (σ = 500 ; σ = 540 ).

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1.4

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1.6

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2.2

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2.3

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2.4

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14 ().

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