Đề thi HSG môn vật lý 10 năm 1999 - Hà Nội vòng 2

rt m ilt)c $rnu cr0r ruAur prd {vtrHc tl I lr i ; llti: giirrr: 'l'r'€rt rugl. btirr rritur ngang r:ir lriri lilroi grt r'lrrt rrltirI ('frrr lritit : nr =llif, i nt2=zkg ; llg sri lrir r;itt giirir lihoi I va Z la kr=lltl ; giua klrtti 2 ra nrql lrarr la kz =0,2 i B= l0nr/s" Xat: dirrlr lgr: r:qrc dili tirr: rlrlrrg viio uz llrt:o plrrtrnlg nllinlg s;ro r:ltu tnr vArl rluttg 1'0tt tren ilz t rorrg klri nrz t:hr15,0rl rloilg. 1 1rtrI t. I l- qrn2 : zl z, )z;,,1; t. rrOru )=*' A2lf o ( M0rr Nrla.l sr t o st/Ar; .r. l s(, (:rAo PUq DAo 'r'4o ilANOr llltt1:(4didrn) Sirrrg s(m , mql r:g l rt ign. 'l'ren llay xac d inlr Irorrg r;uh trirrlr 00u :! : {ti didm} l'lqt quh r:arr Iarr l" rttrlrrg lrr,lp : . giria A vA D r:ti . giua A vi B r:o llay go sdnh thr)i t or: balr rld-u t E i (riu ! : (4 rti€in) VAI ly lrip ltl :f l- 0:l l91f 1l | 2(f plrri t nguili t 4p t:lr4y v(li varr Ior: rlerr v=(ikm/h hat rlarr lrt t:ltau ngl r:qt co nrt,rt lr6rrg di'rr ir rlg r:arl (inr. vi:r: t(i v(rl lor: cilir birrrg rlcrr rlrl rlinlr rlilrr rrgrtili rlo ilr t relr drrr)ltg t:hi1y . tt i tj t rrgrrdi rl(r r:;ru | , (irn . hlrorrg, ma sat trt A rlt'rr lt trorrg 2 rloErr rlrtitrrg l6rn xrrorrg ( I ) tloilrr duttng I lli | (:rr (21 giart r:huyeir rlQrrg r:ita r;ud r:lu trorrg lrai A lri harrg lrlriru. I rrrrrilrg lrttlr ttdrr vtptt (l 'l'rCrt siiu co llai t:lriLit: hdrnr vi df t gdu sd[ ilhilrr. ltirrrg hai lrr)rn ra xa nlrau, rlilu l) Klti LAt: rlqng vao (l nrgl lgr: thi trdnr ndo sti clrrrydrr rlQng ra. r:lrri rrhq I rn I -rrr2 g i ring rrharr I 'ilfl1J";liil,,,,'xii r, r,ri r*iv h ill *;l _ nAnr ngiutg, sarrg ben lrrt<ir: 'l (llrrtrrg mirrlr trai vrli t:iic khA rriirrg cd thd xdy . rrltirI ('frrr lritit : nr =llif, i nt2=zkg ; llg sri lrir r;itt giirir lihoi I va Z la kr=lltl ; giua klrtti 2 ra nrql lrarr la kz =0 ,2 i B= l0nr/s" Xat: dirrlr lgr:. 1'0tt tren ilz t rorrg klri nrz t:hr15,0rl rloilg. 1 1rtrI t. I l- qrn2 : zl z, )z;,,1; t. rrOru )=*' A2lf o ( M0rr Nrla.l sr t o st/Ar; .r. l s(, (:rAo PUq DAo 'r'4o ilANOr llltt1:(4didrn) Sirrrg. giua A vi B r:o llay go sdnh thr)i t or: balr rld-u t E i (riu ! : (4 rti€in) VAI ly lrip ltl :f l- 0:l l91f 1l | 2( f plrri t nguili t 4p t:lr4y v(li varr Ior: rlerr