JEE CHEMISTRY MCQ: STRUCTURE OF ATOM

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Application +4 | -1

Table-Tennis ball has a mass

10 \mathrm{~g}

and a speed of

90 \mathrm{~m} / \mathrm{s}

. If speed can be measured within an accuracy of

4 \%

, what will be the uncertainty in position?

View answer and explanation

Correct option: B

1.46 \times 10^{-33} \mathrm{~m}

Option B (

1.46 \times 10^{-33} \mathrm{~m}

) is correct because it is the uncertainty in position calculated using Heisenberg's uncertainty principle.

More Questions from STRUCTURE OF ATOM

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n^{\text {th }}

\mathrm{A}

\times 10^{12}

\frac{1}{{ }^{\prime} \mathrm{B}^{\prime}}

\ell = 1,\,\,m = 0

1.25 \times {10^{ - 13}} \times {A^{1/3}}\mathrm{cm}.