' .
() . U V (), () V. 20 . U . 6, . (. 6). . , Q H ( α 1) (. 6,), 䳺 㳿 1 = Q ∙ = Q ∙ l ∙cos α 1. 㳿 () , 㳿 2 h ( 2 = Q ∙ ∙h = Q ∙ l ∙cos α 2). , = 1 2 = Q ∙( h). ( ∙).
U i V () , Җ .
U, V , ( ), U, V, . 300 , U i V 2 , 3 , 10 , (, U 150/5/5 = 60 ). , , ( 1 20).
. 6. : ; ; |
' /2 () S 0 (2) :
= . (10)
ϳ ' U, V T, , , U. ϳ , ( ) , V50/2/2 = 12 /2. , , .
, 0, , U+200150/3/7,5 = 185 /2 450 = 38 /2.