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Function: require_once
QMetal sphere
Ahas a charge of
-Q. An identical metal sphere
Blas a chagge of
+2Q. The magnitude of the eleciric force on sphere B due to sphere A is
F. The magritude of the eleatric forre on sphere
Adae to sphere
Bmush be
2F,
(1)/(4)F,
(1)/(2)F.
4F, P.
