Two large non-conducting plates of surface area A = 0.25 m2 carry equal but opposite charges Q = 75 ?C. What is the energy density of the electric field between the two plates?
A)
1.7 × 107 J/m3
B)
5.1 × 1015 J/m3
C)
3.4 × 107 J/m3
D)
0
E)
2.5 × 1015 J/m3
A
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a.
b.
