Published by:
CGP EDU Academic Team
Published on: August 14, 2026
Uncertainty in position of an electron (mass 
moving with a velocity of 
accurate up to 0.001% will be (Use 
in uncertainty expression where 
erg second)
Text Solution
Verified by ExpertsThe correct answer is:
C
Mass of an electron 
Velocity of electron 
Accuracy 
0.001% 
and Planck’s constant 
erg‐second.
We know that actual velocity of the electron
Therefore, uncertainty in the position of the electron 
cm
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