MCQ
A cricket ball of $0.5\,kg$ is moving with a velocity of $100\,m/\sec $. The wavelength associated with its motion is
- A$1/100\,cm$
- B$6.6 \times {10^{ - 34}}\,m$
- ✓$1.32 \times {10^{ - 35}}\,m$
- D$6.6 \times {10^{ - 28}}\,m$
$\lambda = \frac{h}{{mv}}$= $\frac{{6.62 \times {{10}^{ - 34}}}}{{0.5 \times 100}}$ = $1.32 \times {10^{ - 35}}\,m$.
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