150. O ltita sim d an o ‘rilgan tro sn in g bikrligi u n in g b itta
sim in in g bikrligidan n e c h a m a rta farq qiladi?
151*. Bir p rujinan in g bikrligi k v ikkinchisiniki k r K etm a-
ket u lan g an m a n a sh u p ru jin a la rd a n tu z ilg a n p ru jin a n in g
bikrligi ( k ) q anday?
152. M assasi 2 t b o ‘lgan av to m o b iln i 0,5 m /s 2 tezla n ish
bilan sh atak k a o lib k etay o tg a n d a bikrligi 100 k N /m b o ‘lgan
tro sn in g c h o ‘zilishini to p in g . Ish q a la n ish n i hisobga olm an g .
/, m
29 - rasm .
30 - rasm .
28
153. B ir-b irid a n 100 m m asofadagi h a r b irin in g massasi
10 000 t d a n b o ‘lgan ikkita k em an in g o ‘zaro to rtish ish kuchi
k attalig in in g tartib i q an d a y b o ia d i?