己知：B=B2=0,Bx=6-y,v=2m/s, a=2m/s2,R=22 求：G,I 解：(1) 8=Blv-Blv =(6-yω1y-[6-(y+0.2)]1v =1w[(6-y)-(6-y-0.2)] y =1w6-y-6+y+0.2] =0.21v=0.2×0.5×2=0.2(V) 结束 目录已知：By =Bz=0, Bx= 6-y, v = 2m/s, a = 2m/s2 , R =2W 解： e =B2l v B1l v =(6-y) l v-[6-(y+0.2)] l v = lv[ (6-y) -(6-y-0.2)] = lv[ 6-y -6+y+0.2] =0.2 lv =0.2×0.5×2 =0.2(V) (1) B z x v y l b 求：ei , I 结束 目录