4. , ( ). - (. 9). . , (, )?
Q q L. , nQ, L . q nQ. , ,
.
(x/L)2 x/L. ,
ω2 .
. 9. ( 4) ( 5).
5. η1 = q1/m1 η2 = q2/m2 . L. (. 9). ? .
, , ( ). , , ,
() . φ . . . :
Jc φ" = - M; (54)
Jc , - . .. ,
Jc = m1r12+ m2r22,
r1 r2 .
M = (q1r1 + q2r2) E sin φ.
Jc φ" = - (q1r1 + q2r2) E φ.
ω0 :
ω02 = .
, m1r1 = m2r2 r1 + r2 = L, r1 r2:
r1 = , r2 = .
ω02 = = .