m1=3m;m2=4m;
q1=q;q2=2q;
qvb=mv^2/r;
qb=mv/r;
r=mv/qb;
(1)r1/r2=3:2;
*2)eq=1/2mv^2;
v=(2eq/m)^1/2;
v1:v2=(6^1/2):3;
r1:r2=(6^1/2):2
m1=3m;m2=4m;
q1=q;q2=2q;
qvb=mv^2/r;
qb=mv/r;
r=mv/qb;
(1)r1/r2=3:2;
*2)eq=1/2mv^2;
v=(2eq/m)^1/2;
v1:v2=(6^1/2):3;
r1:r2=(6^1/2):2