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Home Q & A Board Science-Related Homework Help Physics
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mikael mikael
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9 years ago
A small object carries a charge of 7.0µC. If the object is so small that it can be regarded as a point charge, what is the energy density at a distance of 4.0 m from the charge? (The value of k is 9.0 × 109 N•m2/C2.) 
A) 0.069 mJ/m3 
B) 0.27 mJ/m3 
C) 1.1 mJ/m3 
D) 4.4 mJ/m3 
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padrepadre
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mikael Author
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9 years ago
Thanks for the help with my physics homework. Really helps put things in perspective.
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