If the uncertainty in position and momentum of a particle are equal,then what will be the uncertainty in the momentum of the particle?

  • A
    $\frac{1}{2}\sqrt{\frac{h}{\pi}}$
  • B
    $\frac{h}{4\pi}$
  • C
    $\sqrt{\frac{h}{\pi}}$
  • D
    $\sqrt{\frac{h}{4\pi}}$

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Assertion : It is impossible to determine the exact position and exact momentum of an electron simultaneously.
Reason : The path of an electron in an atom is clearly defined.

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Write down Heisenberg's uncertainty principle.

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