1.

2. Two metal balls with radii ri and r2 are at adistance R from each other and are connected toa battery of e.m.f. E. The force of interactionbetween the balls (ri and r2

Answer» 2. Two metal balls with radii ri and r2 are at a
distance R from each other and are connected to
a battery of e.m.f. E. The force of interaction
between the balls (ri and r2<< R)
2TEr2
(L)
R2 (G+2)
(2)
4 TE E2
16T2E2
()
R2 (r+ 22
03.
(E)


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