1.0×10−7 N/C1.0 \times 10^{-7} \mathrm{~N} / \mathrm{C}1.0×10−7 N/C
1.67×10−27 N/C1.67 \times 10^{-27} \mathrm{~N} / \mathrm{C}1.67×10−27 N/C
9.1×10−31 N/C9.1 \times 10^{-31} \mathrm{~N} / \mathrm{C}9.1×10−31 N/C
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