In a hydrogen atom,the electron moves around the nucleus in an orbit of radius $5 \times 10^{-11} \ m$. Its time period is $1.5 \times 10^{-16} \ s$. The current associated with the electron motion is $........$ (charge of electron is $1.6 \times 10^{-19} \ C$)
- A$1.066 \times 10^{-3} \ A$
- B$1.66 \times 10^{-3} \ A$
- C$1.00 \ \text{A}$
- D$1.81 \times 10^{-3} \ A$
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