A sphere of radius 4.72 cm and uniform surface charge density +11.3 μC/m2 exerts an electrostatic...
A sphere of radius 4.72 cm and uniform surface charge density +11.3 μC/m2 exerts an electrostatic force of magnitude 4.70×10−2 N on a point charge +1.20 μC .
Find the separation between the point charge and the center of the sphere.
r=__________m
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A sphere of radius 4.72 cm and uniform surface charge density
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