03. Uncertainty Principle
Structure of Atom

238804 If a proton is accelerated to a velocity of $3 \times 10^7$ $\mathrm{m} . \mathrm{s}^{-1}$ which is accurate up to $\pm 0.5 \%$, then the uncertainty in its position will be [mass of proton $\left.=1.66 \times 10^{-27} \mathrm{~kg}, \mathrm{~h}=6.6 \times \overline{1^{-34}} \mathrm{~J} . \mathrm{s}\right]$

1 $1.55 \times 10^{-12} \mathrm{~m}$
2 $3.24 \times 10^{-13} \mathrm{~m}$
3 $1.58 \times 10^{-13} \mathrm{~m}$
4 $2.11 \times 10^{-13} \mathrm{~m}$
Structure of Atom

238805 In an atom, an electron is moving with a speed of $600 \mathrm{~m} / \mathrm{s}$ with an accuracy of $0.005 \%$. Certainty with which position of the electron can be located is $\left(h=6.6 \times 10^{-34} \mathrm{~kg} \mathrm{~m}^2 \mathrm{~s}^{-1}\right.$, mass of electron $e_{\mathrm{m}}=9.1$ $\left.\times 10^{-31} \mathbf{k g}\right)$

1 $1.52 \times 10^{-4} \mathrm{~m}$
2 $5.10 \times 10^{-3} \mathrm{~m}$
3 $1.92 \times 10^{-3} \mathrm{~m}$
4 $3.84 \times 10^{-3} \mathrm{~m}$
Structure of Atom

238807 A microscope using appropriate photons is engaged to track an electron in an atom within distance of $0.001 \mathrm{~nm}$. What will be the uncertainty involved in measuring its velocity?

1 $5.79 \times 10^7 \mathrm{~m} / \mathrm{s}$
2 $5.79 \times 10^6 \mathrm{~m} / \mathrm{s}$
3 $4.79 \times 10^7 \mathrm{~m} / \mathrm{s}$
4 $3.7 \times 10^6 \mathrm{~m} / \mathrm{s}$
Structure of Atom

238808 Heisenberg's uncertainty principle is in general significant to

1 Planets
2 Cricket bal of $500 \mathrm{~g}$
3 Cars
4 Micro particles having a very high speed
Structure of Atom

238804 If a proton is accelerated to a velocity of $3 \times 10^7$ $\mathrm{m} . \mathrm{s}^{-1}$ which is accurate up to $\pm 0.5 \%$, then the uncertainty in its position will be [mass of proton $\left.=1.66 \times 10^{-27} \mathrm{~kg}, \mathrm{~h}=6.6 \times \overline{1^{-34}} \mathrm{~J} . \mathrm{s}\right]$

1 $1.55 \times 10^{-12} \mathrm{~m}$
2 $3.24 \times 10^{-13} \mathrm{~m}$
3 $1.58 \times 10^{-13} \mathrm{~m}$
4 $2.11 \times 10^{-13} \mathrm{~m}$
Structure of Atom

238805 In an atom, an electron is moving with a speed of $600 \mathrm{~m} / \mathrm{s}$ with an accuracy of $0.005 \%$. Certainty with which position of the electron can be located is $\left(h=6.6 \times 10^{-34} \mathrm{~kg} \mathrm{~m}^2 \mathrm{~s}^{-1}\right.$, mass of electron $e_{\mathrm{m}}=9.1$ $\left.\times 10^{-31} \mathbf{k g}\right)$

1 $1.52 \times 10^{-4} \mathrm{~m}$
2 $5.10 \times 10^{-3} \mathrm{~m}$
3 $1.92 \times 10^{-3} \mathrm{~m}$
4 $3.84 \times 10^{-3} \mathrm{~m}$
Structure of Atom

238807 A microscope using appropriate photons is engaged to track an electron in an atom within distance of $0.001 \mathrm{~nm}$. What will be the uncertainty involved in measuring its velocity?

1 $5.79 \times 10^7 \mathrm{~m} / \mathrm{s}$
2 $5.79 \times 10^6 \mathrm{~m} / \mathrm{s}$
3 $4.79 \times 10^7 \mathrm{~m} / \mathrm{s}$
4 $3.7 \times 10^6 \mathrm{~m} / \mathrm{s}$
Structure of Atom

238808 Heisenberg's uncertainty principle is in general significant to

1 Planets
2 Cricket bal of $500 \mathrm{~g}$
3 Cars
4 Micro particles having a very high speed
Structure of Atom

238804 If a proton is accelerated to a velocity of $3 \times 10^7$ $\mathrm{m} . \mathrm{s}^{-1}$ which is accurate up to $\pm 0.5 \%$, then the uncertainty in its position will be [mass of proton $\left.=1.66 \times 10^{-27} \mathrm{~kg}, \mathrm{~h}=6.6 \times \overline{1^{-34}} \mathrm{~J} . \mathrm{s}\right]$

1 $1.55 \times 10^{-12} \mathrm{~m}$
2 $3.24 \times 10^{-13} \mathrm{~m}$
3 $1.58 \times 10^{-13} \mathrm{~m}$
4 $2.11 \times 10^{-13} \mathrm{~m}$
Structure of Atom

238805 In an atom, an electron is moving with a speed of $600 \mathrm{~m} / \mathrm{s}$ with an accuracy of $0.005 \%$. Certainty with which position of the electron can be located is $\left(h=6.6 \times 10^{-34} \mathrm{~kg} \mathrm{~m}^2 \mathrm{~s}^{-1}\right.$, mass of electron $e_{\mathrm{m}}=9.1$ $\left.\times 10^{-31} \mathbf{k g}\right)$

1 $1.52 \times 10^{-4} \mathrm{~m}$
2 $5.10 \times 10^{-3} \mathrm{~m}$
3 $1.92 \times 10^{-3} \mathrm{~m}$
4 $3.84 \times 10^{-3} \mathrm{~m}$
Structure of Atom

238807 A microscope using appropriate photons is engaged to track an electron in an atom within distance of $0.001 \mathrm{~nm}$. What will be the uncertainty involved in measuring its velocity?

1 $5.79 \times 10^7 \mathrm{~m} / \mathrm{s}$
2 $5.79 \times 10^6 \mathrm{~m} / \mathrm{s}$
3 $4.79 \times 10^7 \mathrm{~m} / \mathrm{s}$
4 $3.7 \times 10^6 \mathrm{~m} / \mathrm{s}$
Structure of Atom

238808 Heisenberg's uncertainty principle is in general significant to

1 Planets
2 Cricket bal of $500 \mathrm{~g}$
3 Cars
4 Micro particles having a very high speed
Structure of Atom

238804 If a proton is accelerated to a velocity of $3 \times 10^7$ $\mathrm{m} . \mathrm{s}^{-1}$ which is accurate up to $\pm 0.5 \%$, then the uncertainty in its position will be [mass of proton $\left.=1.66 \times 10^{-27} \mathrm{~kg}, \mathrm{~h}=6.6 \times \overline{1^{-34}} \mathrm{~J} . \mathrm{s}\right]$

1 $1.55 \times 10^{-12} \mathrm{~m}$
2 $3.24 \times 10^{-13} \mathrm{~m}$
3 $1.58 \times 10^{-13} \mathrm{~m}$
4 $2.11 \times 10^{-13} \mathrm{~m}$
Structure of Atom

238805 In an atom, an electron is moving with a speed of $600 \mathrm{~m} / \mathrm{s}$ with an accuracy of $0.005 \%$. Certainty with which position of the electron can be located is $\left(h=6.6 \times 10^{-34} \mathrm{~kg} \mathrm{~m}^2 \mathrm{~s}^{-1}\right.$, mass of electron $e_{\mathrm{m}}=9.1$ $\left.\times 10^{-31} \mathbf{k g}\right)$

1 $1.52 \times 10^{-4} \mathrm{~m}$
2 $5.10 \times 10^{-3} \mathrm{~m}$
3 $1.92 \times 10^{-3} \mathrm{~m}$
4 $3.84 \times 10^{-3} \mathrm{~m}$
Structure of Atom

238807 A microscope using appropriate photons is engaged to track an electron in an atom within distance of $0.001 \mathrm{~nm}$. What will be the uncertainty involved in measuring its velocity?

1 $5.79 \times 10^7 \mathrm{~m} / \mathrm{s}$
2 $5.79 \times 10^6 \mathrm{~m} / \mathrm{s}$
3 $4.79 \times 10^7 \mathrm{~m} / \mathrm{s}$
4 $3.7 \times 10^6 \mathrm{~m} / \mathrm{s}$
Structure of Atom

238808 Heisenberg's uncertainty principle is in general significant to

1 Planets
2 Cricket bal of $500 \mathrm{~g}$
3 Cars
4 Micro particles having a very high speed