A Solid Spherical Conductor of Radius 20 Cm Has a Charge

question 50

Multiple Choice

A solid spherical conductor of radius 20 cm has a charge Q = 25 nC on it.A second,initially uncharged,spherical conductor of radius 12 cm is moved toward the first until they touch and is then moved far away from it.How much charge is there on the second sphere after the two spheres have been separated?

• A)15 nC
• B)9.4 nC
• C)25 nC
• D)3.9 nC
• E)2.1 nC

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