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In an atom, an electron is moving with a...

In an atom, an electron is moving with a speed of ` 600 m//s` with an accuracy of ` 0.005%` . Certainty with which the position of the electron can be localized is :
` ( h = 6.6 xx 10^(-34) kg m^2 s^(-1)` ,
mass of electron ` (e_m) = 9. 1 xx10^(-31) kg)`.

A

`1.52 xx 10 ^(-4)m`

B

` 5.10 xx 10 ^(-3)m`

C

`1.92xx10 ^(-3) m`

D

`3.84xx 10 ^(-3) m`

Text Solution

Verified by Experts

The correct Answer is:
C
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Calculate the unceertainty in position of an electron if the uncertainty in its velocity is 5.7 xx 10^(5) m s^(-1), h = 6.6 xx 10^(-24) kg m^(2) s^(-1) mass of electron = 9.1 xx 10^(-13 kg)