An electron in a circular orbit of radius $$0.05 \mathrm{~nm}$$ performs $$10^{14}$$ revolutions/second. What is the magnetic moment due to the rotation of electron? $$(\mathrm{e}=1.6 \times 10^{-19} \mathrm{C})$$
- A$$3.21 \times 10^{-23}$$
- B$$2.16 \times 10^{-23}$$
- C$$3.21 \times 10^{-22}$$
- D$$1.26 \times 10^{-28}$$
✓ Correct answer: D
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