Problem 1 The figure below shows three concentric conducting thin spherical shells: • Sphere A of radius RA = 6 cm and a total charge QA 2 nc. • Sphere-B of radius Rp 21 cm and a total charge QB = -4 nC • Sphere-C of radius Rc = 78 cm and a total charge Qc Qc is an unknown charge. RB
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