f
^
i + *
g
И
=
p a я
: И ,
(12.2)
] + l
P
g
Demak, ruxsat etilgan normal kuchlanishni dinamik koeffitsientga b o ‘lish
orqali, dinamik masalani statik masala k o ‘rinishiga keltirsa bo ‘lar ekan.
Dinamik koeffitsient nazariy va tajribaviy yo‘llar bilan aniqlanadi.
1 2 .1 - m i s o l . 2 0 a n o m e r li ik k ita q o ' s h t a v r d a n t a s h k i l t o p g a n b a l k a g a
o ' m a t i l g a n l e b y o d k a С m a s s a s i m , = 5 t b o ' lg a n y u k n i o ' z g a r m a s te z la n is h b i
la n y u q o r i g a k o 'ta r a d i. D a s tla b k i u c h s & k u n d f t = 3 c ) m o b a y n id a y u k h = 1 0 m
b a l a n d l i k k a k o ' t a r i l a d i . L e b y o d k a m a s s a s i m 3= 0 , 5 t, b a l k a u z u n l i g i
-
Do'stlaringiz bilan baham: |