Kiểm tra học kì I năm 2009 2010 môn Vật lí 629691

pt{dN(; {;D-D'tlltNn \{tNt{ rtdvi't R,\ H{J(:tti' t napt HOC200e-2i}l$ \{6n thi : !'AT t,f r ii tL') T h rligianlir m br \i: 6( )phLitlKhir ngki tliir igiar plr AJ siua!,tlu{i-rliqru: TIt-Acl}GHIf:&r K"EdCIl QU.N{J{4yeh,-ortkQt-{rLtai,d,turr-aluts L:IIII-ANC A u : D r t nv i i l l t i ' o n gl t l r i n gi i ) : b N.m a l\i(Niirtttn) tl.N.nl' c kg C A u : D u n g rc u n a o d u n g L l i x i c t i i n h k h d i l r - r i t r icgt i i l n t i l l i : - i t u Rirrh chia il(-\ h TitLh'Jc l Lric kd d CAn CSu lJ:LlOngtliiti: n;io iiritji diy tinh tn.rngldt]ng riing cui m0t cht't iheo trctngldr;ng r;) the ticrh: rl' d= V.D c ;.1"irl \i b d= Vi P a f)= P.V r l r r h i h r i a t l t i t J c h a o n i r i ui t c h i i t l i i n g i C d u : M f i t b i n i r c h r t a c h e r t l i i n r c ( r t ht lec h g J q : - l l i r i d 5000lit e i l , : l i : b 50 tft a -5lrr Cfru 5.C0rrg thrlc tinir trt.rt'rgh/i;ng ri6ng ciia t,ilt iit .1 .t= { t' ;' p=ll h itt= D.V it p=lU.tn Cdu $ i{;rr lic can b,iingii hai ldc c:itngtdc riung iett 'rOttna, l N'[anhnhLlnliau cd cing phth-inu rtgrJtlcthii'r-l ii \'lirnh rthu'trhauuir cu;rg phr/rlngvi t'u;tu chtt-i,t : 1.4:ilirnhd nltau c(>cung phtldttg ri F'!rrih nhll nhatt cri cting chidu '/ C a , _ r { J , i r rr i l i i i r h i n g : b 250 000 rnrn'r ii -) dnr'r , C i u l ) , ; i r, u i c h i r hd c d o d o d i r i l r L: i Di:;i irteiicim) b Kii0gamtkii ) Cdu LChrrn ciu qr; siinh rting: t: 25i) ()i)ucc C 250 0{)0 inl d ' N , ' f i t i n r) c " Nirittiii(l'{; -'^i ttr = i(}0 cti; d lm < l0{} crn b 1{)0tinr = tnr a 5iXi0 ninr > 5m CAr: 10:Gi6 r:liifioi c;ing ph0ng ntOt cinh budm Ci.i 1a t6c ciurig ir:l cdnlt buorn rni't hlc g) tiong t'iic lde r;;rtr'l b l-urckdi, a [-ilc cdng '1 '' C i; :Trr tr;' I r.i.'u,i c lrirru : ^ 'T'ir J I U ,1,r,