Joa9 -nrrrfArarr- nA r rrn^ drlnrr r.r -^ 4t '' TRTJdNG EAI HoC SIJ PHAM TP. HO CHi MINH niron vAr ij . LJ"r pE rul MON: vAr lf cHAr nXN[ , NAM 2oos rhdi giun ' eo phf t ( DE i t CAu 1 : Tim hQ thri'c t6n sdc cfia dao tlQng m?ng mQt chi6u chf'a 2loai nguy6n tfr khdc nhau c6 khdi lugng lAn ltrot la M v) 3M. Cho bidt m6i O so c6'p chri'a 2 nguy6n tfr vi kfch thddc 0 so c6'p ld 2a. pdi vOi m6i nguy6n rfr d d thf m ra chi x6t tuong t6c vdi 2 nguy€n tfr kd cfln ; hing sd lgc tudng t6c (tuc Hooke) gitta 2 nguy6n tfi cing 6 sO cdp li a vd kh6c 6 so cd'p ld za Cflu 2 : Tim phtrong trinh chuydn dQng cfia electron vi cfia 16 trdng trong tinh thd vf t rdn dudi ti{c dung cria cd iliQn trudng ngoii F vi til rrddng ngoii E. CAu 3 : Ap dLrng tinh ch6't ctia vectd m?ng elio 6 vudng g6c vdi m4t phfrng m?ng, hdy tim chi sd Miller thk[ cria dtldng thing m?ng li giao tuydn cfia c6c m4t ph8ng m?ng (zir) va (:zr) / , 64% b* D"'tr . m?ng elio 6 vudng g6c vdi m4t phfrng m?ng, hdy tim chi sd Miller thk[ cria dtldng thing m?ng li giao tuydn cfia c6c m4t ph8ng m?ng (zir) va (:zr) / , 64% b* D"'tr