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The speed and the momentum of an electron.
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Answer to Problem 36P
The speed of an electron is
The momentum of an electron is
Explanation of Solution
Given:
Mass,
Kinetic energy is equal to its rest energy
Formula used:
It is known that,
Where,
It is known that the momentum of proton or particle:
Where,
Calculation:
The total energy of an electron is
So, the speed will be
The proton’s momentum is found using
Conclusion:
The speed is
Chapter 26 Solutions
Physics: Principles with Applications
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