What is the de-Broglie wavelength of a bullet of mass $0.033$ kg travelling at the speed of $1$ km/s? $(h = 6.6 \times 10^{-34} \text{ Js})$
- A$3 \times 10^{-25} \text{ m}$
- B$2 \times 10^{-35} \text{ m}$
- C$1.1 \times 10^{-32} \text{ m}$
- D$1.7 \times 10^{-35} \text{ m}$
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