6.93×10−13 N6.93 \times 10^{-13} \mathrm{~N}6.93×10−13 N
6.93×10−15 N6.93 \times 10^{-15} \mathrm{~N}6.93×10−15 N
10 N10 \mathrm{~N}10 N
0 N0\mathrm{~N}0 N