Concept explainers
The accuracy of the electron’s speed.
Answer to Problem 4P
The answer is
Explanation of Solution
Given info: Mass of electron,
The uncertainty in the position measurement is
Formula used:
It is known that
Where,
The uncertainty in the momentum is
Where,
Calculation:
First calculate the uncertainty in the momentum by using the formula
Now, calculate the uncertainty in the velocity by using the formula
Conclusion:
The required value is
Chapter 28 Solutions
Physics: Principles with Applications
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