F2a n
+
F3a3
-
R b l
= 0 ;
=
R J - F,{1
-
a,)-- F2(l - a2) ~ F3b =
0 ;
^ X = Ha =
0 .
B ir in c h i tenglam a balkaga q o ‘ y ilg a n b archa k u c h la m in g A nuqtasiga
nisbatan m o m e n tla r yigM ndisi, ik k in c h i te n g la m a esa В n u q ta sig a nisbatan
m o m e n la r yig M n d isi, u c h in c h i te n g la m a esa barcha k u c h la m in g X o ‘ qiga
boMgan p ro e k s iy a la ri yig M n d isi n o lg a te n g e k a n lig in i ifo d a la y d i.
B u tenglam alardan no m a ’ lu m re a k s iy a k u c h la rin i to p a m iz .
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